CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "waset.org",cType: 'non-interactive',cRay: '91354d45ed42fe90',cH: 'PPPt72xDa4Ckb_IE3NftV9JFgvOJgV9xXVuBZz65wKQ-1739790321-1.2.1.1-AHCYlsd0o8qfW.VzY0LJ1IsgDdP8LLR0uciZrVyI.8DLtISOTXCZPjHd5pqo8gNt',cUPMDTk: "\/profile\/registrations\/listener\/create\/5579\/10819?__cf_chl_tk=qcZHZQ.905ueXBsKba3s3.vrRQYMyGkuUomIZZTkzJU-1739790321-1.0.1.1-G4O3Fsf1NNgjUGhTHgzEV_UtteWeDVF.fqtn8vo4vds",cFPWv: 'b',cITimeS: '1739790321',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/profile\/registrations\/listener\/create\/5579\/10819?__cf_chl_f_tk=qcZHZQ.905ueXBsKba3s3.vrRQYMyGkuUomIZZTkzJU-1739790321-1.0.1.1-G4O3Fsf1NNgjUGhTHgzEV_UtteWeDVF.fqtn8vo4vds",md: "3DfzTwR3xSJst6pdgzqdecDQbl2Ed0NP.ZlzkRCib4c-1739790321-1.2.1.1-5P5wkcUO3YDyMejCkl8E9n1GuZ4aiVkxmvvzoiUrJa56Sr9i6EaLsQSL.VTo75li1xQMDfFVQyCCVc6YyOyYmQ1Jj4CeBVcwpEfhR.GzkM7eUX.cnqEIGXlB0RTQ0mW1lVXd6RkyLRo_bX3gmwP49ov49OhNDoEskNjj.wGvfTAehFf5fmYeENHp2hL37fONdi_w4Yy_YVLEBzkEAdk7DcHD0BcDnxM9fKXGW8EMH4mCuDWsb47iOeRdGw3uPKFIsWGPHmZQ4pAKGor791wu7L3SGW.e1bHdjCCla69boj3PZmzaWvik4v5qKQaEUwl4CWd3n3SKXyR5xyOnfAPAaiLIGjoDVlsh0qGFzLxXwEYbEgObT2DLPWB9AP.iSd6Du4GtYQrMAk4c2UsZiOdX1xqEUUC8wOu6Ga..mWlddFIk.90X4SEcddYhFGmTbcke_dNSx7caC1yeG5V9L4dapaOREGefBzgH6bm3afdDgN3DsYgtrnGyh7JHczQxNPeLqXG6naQawxipIBnTeyGA_yI903IA01p6hrpE8.PnVZqmGitiaORqL6N_fjY2jst7V8B2YE9KtSMrSlO03kWJ6VeBKmQEmUkWNI75y8U.763r395zE6Zxfg8ahgBAw.x9YUD.w5g8cb6LrLAnXa349mgWvRJ4rckm6cgADs5gsZZZ_xQ4UooLdCkLTgBI9K9b2aBSY6eEf9VEO1EFRRxjL87ERcW9VXKMBZBk1y2smGAo9mTywfm.sTRSOz2YufgbeeDReT_FiHWEyuuF71hvaRN1zbSTHG6UHGtStyDEi09H_pZvcMfTiJT_0YRgdeWBqMBR0A4i3hK3Q5bjesai15lCgPhyD30d0CR9Nlck4gduvVYE9IWSGr5JenEk_8_lVlKglUuVnsEOUSSCS8x7yI7g8OvXY.Z6RwVqPhsPfsil_Y_3N2KF5GXSrUEcrPPCa4n5yw.NGFAbTeFHbXlVhPVhYOvM.jWpXbvBvq.8ZXd1DlaavV96_DAzQoOqCbNgg2mDO3BT1QqwNMaKiaJ.8o5pcLOlBgdPmvR1O0cPjEIlYn5tqS.PNmhnTtDRTmZnjX74TfQ2Qn_CLFq9Ko.VXiWFuK1.nP34aRvcoJXkQpZy_J8PI3wyUvOrl1dO1mz49Rztbevz4r5U20JYJDaiGYVizec_HyHvjjLBbCLX3Psj8k0Fludw7z8zFkstchidkcc_oCQt8lQP8T03OSCYj.d4Tzj5szprZgdZMfjFWMYXpdWp3Be7nE7g5va2_TvrM2SsJrDh3rF8ISPsmLocA5Bx8ogdqIUS0B87pYc7ZlT2cGdlg0YOaMy57I1CYCZB4TDSTcJtnM.NuVGrS50z9HFWAVU.GwbPwCHr.Bl2MogJFPbtyLRbStxob5EKCWnuZ2eDDzWkTaEm8awu5vXkYn40OC1bhlZzOMMdTruvGOtyfwoHA4_fg7ykAKdeYNN.rte5Ucc44Juw4ELt.2f7qSV71CJZea9a2vvi0KvyddPC.e_FqJVbkSWx7JKSC2cJQMPBd4T2Fu9cfHsWl0yajjHeAhC_V.DBBQXxdDNg_08QWybtOsYqydpe2D.c8ScR2Vo2QSLKvrcl5FBGBi47nEaIzLMHK5BAkXOXq7mIDMQpg.sGMeDqkjVdMpo1ZgMVIKVNh1zJslmDmCCcAS1nLsib3T_Az0jSOXRayeZVZeQ01ZqGX36OK94nTwHROA_uB8HEh1dRK3vBr955gglTF0S_lDO5E_FMsq0WkzIznKz6EtFkZzhY5H2lKjLiKVHEIVBpiwdtuqsHi0TMV3QMSjlvrnHRr8A2t5oJD51Rm34iTTn7G4H0soZEFpb6GLrZMdgfEIrC_It8Bp_Sm8cVDXQTDSk7RnakLYHnMp9GE7lrFNTtzb9ukVadnhQxj3BimckUOKGn9Ki.1jOejMlFbIPfdlwMoS0Cr2uMJ.p2aYUJ9iA0YmKFY5jfMh6a5xhY",mdrd: "3SZoxvlOulAoSQaL9q5_Ykd67mvwDblvTI637dDAVDQ-1739790321-1.2.1.1-9gvafPe3NV07p9tfqzRBrb3nPTTqC1yM76mLBlTuJ3YsMPkkPo_fwzemW8Pscmdya7nyvdoUrOd5_vuF8T1x2AcktDVhf2.5dshLAyGOQRaoAF6k_KcrvXu9n6gxJ_V5Ipt.T3EhF02ECOeAxCLfcpBeJD6rH6oyL5ICOOD7FVpA.FVPUVt4jnYPb_DGXZe66yr_sj.IQDqWoEA0_EEvrm1ZNyEUKiu5Y5tqyRP4BEza26NpoY1_GSQuYoqIvjWQdk9i6h6RMz_u1iNwMFt6We.0rTobiJXH9B7Clvy1udzLd.BmJXBjlWHEZ_6z.fdUfTu77LfOoRaiWO9CkPUBZr3kSBkywGNON_EUgnK1sMxvyKSDeSzKbd76m4a3ZDNB5.xvnvWPhYJXjh3BAEcBsnow1Natu_GVuWQD8NPni4ErGUzAG9XIg94H7iCboKI5yUljVkadATrlMKPjkKP2iHF6Q9Jeb4U2AGQ6UPAZnaRxy6miWy0J_94SxuXz710Imj9HGFaoOjo32p8vlsrJCO5PVUa07pRTQ7rObzTaO3WSggYwbZueu1_lGg7Tk0gpRcol6RxT8KFrHoxNVT_dedUQ0lZo9cCKJR.9GDaRWuTRKIftrcGcWj4xlGS4Bv._Zi2W3NHFUE_PovDpWv0rSm16O27N3tDLmSWxpj.6YvMjNEhsrAE7LTaaEoE9noH9v_i3123cpz_6OXJEBD5zjQ3TAxoVaaFrSnoI7uEy1Q0U9AVovKcuCqnkg8fgHjFTdthQbYU.zcngwBURjlrQinNd6ubffY6TW41tkFE5sITxSTed3De_g_sC.u.YYCLfrPGvIj8j7ChPvhx1ICepWkCrT34IhE5dXael4AX_bwgWgTi.HxRAwSf5OUjyIGQOY5.S0lqdVmkXWZ2j3SqsP681QkjlE9Rwi7SwgKgWWqf6Ie1zbVkbkEra9fMh0yQGwPVn22esKC9SVVtd3g9jaAVcQW0AcwX6iThEgVrUEgPFRLLRVsKtdSJ8IMwfq5FR4wKF0dnSKOpuY5LWfTAe7qIwhZPmfNh_8qSGAReaSJkpIJiGANRLOOudTxp46ml1P3U0GHEQ5Div6OylPIhSwtYLmsUpErPhvTGcDhLJEgIK_R3w8gvkLJWTUiT1pYNml7DU45Vz0B9fkOFF6F3s9vUcnxn4jDESowFj5BWwvzTwnRx.AsklMhDoLzwogLdkW777ms9mZ.IXdkLIaCFStKk4fE9zAWXDzHjK4dK1nCknR316AKHcstenAYzQGNyYqQJlPilLrb2x1a.Po.K0CV2sgscfYu_zkJpvwO53wnfHJLxK54YlbCc7M4qxaoZ6LVSNc003QtFFvPSJQAbq0ehj9G_.Q826ZyW7AxfRAjnLap0KhOT78uCRRU7iwEDS0CaQi8Gq83takYrJIvOcsiFiA15XZGRSBSWXxTzZueWjR8fIAyvCJTFckPJmj5hPANMoCJqs91nzWBrvc7_Lt7ucheNUGhvv0xMTkhqpaGoB1xpnFGs0MXsu.puxBN8C8hWsqQ7.ScFMgpm8p9u_YMTnD.2oOmvsmn0zU.kUTqb.x8aoh0J09YDFsqlZ0P87.NWho2yLOtQLALf_Woa.H2EjHob.sjVmaeaPUm3TbMIaMSUBb_p4.KpCdnDdtP3CIjeY7x2hf1w7h8XeOsqOHO7ad1K7oUw_hAtoY7fSvRv1pzPDxTRtidqnQNEVaXrNmJ7oQSZo1PuelLk69lWJ0ex9ctywGF887zQwO2edsUpcV_oQ9NFSyNQYCKxuWVhxiL4DBn4lAvrVKO8PHJuEhL4.fGi_FuJFsZVN0dr2sA3Yo_hJrVKqLCwwCIovI4MjkQ3D91IXfCGXEZnlf2CvUxWELnjCVFpjLIdJ63a8IFcs7Oxs6W1c5fYDVFVLWPZeQCC.j7SkXx6TuLjeo3kdmT4lPskNwNAZHnn4bg3JFjXvIcHMXP2hEpGymdduWwLr"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91354d45ed42fe90';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/profile\/registrations\/listener\/create\/5579\/10819?__cf_chl_rt_tk=qcZHZQ.905ueXBsKba3s3.vrRQYMyGkuUomIZZTkzJU-1739790321-1.0.1.1-G4O3Fsf1NNgjUGhTHgzEV_UtteWeDVF.fqtn8vo4vds" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>