YouareimplementinganASP.NETWebsite.Thesiteusesacomponentthatmustbedynamicallyconfiguredbeforeitcanbeusedwithinsitepages.YoucreateastaticmethodnamedSiteHelper.Configurethatconfiguresthecomponent.YouneedtoaddacodesegmenttotheGlobal.asaxfilethatinvokestheSit

YouareimplementinganASP.NETWebsite.Thesiteusesacomponentthatmustbedynamicallyconfiguredbeforeitcanbeusedwithinsitepages.YoucreateastaticmethodnamedSiteHelper.Configurethatconfiguresthecomponent.YouneedtoaddacodesegmenttotheGlobal.asaxfilethatinvokestheSiteHelper.Configuremethodthefirsttime，andonlythefirsttime，thatanypageinthesiteisrequested.Whichcodesegmentshouldyouuse？（）

A.voidApplication_Start（objectsender，EventArgse）{SiteHelper.Configure（）；}

B.voidApplication_Init（objectsender，EventArgse）{SiteHelper.Configure（）；}

C.voidApplication_BeginRequest（objectsender，EventArgse）{SiteHelper.Configure（）；}

D.ObjectlockObject=newObject（）；voidApplication_BeginRequest（objectsender，EventArgse）{lock（lockObject（））{SiteHelper.Configure（）；}}