题目内容

Youaredevelopinganapplicationthatrunsbyusingthecredentialsoftheenduser.OnlyuserswhoaremembersoftheAdministratorgroupgetpermissiontoruntheapplication.Youwritethefollowingsecuritycodetoprotectsensitivedatawithintheapplication.boolisAdmin=false；
WindowsBuiltInRolerole=WindowsBuiltInRole.Administrator；......
if（!isAdmin）
thrownewException（"Usernotpermitted"）；
YouneedtoaddacodesegmenttothissecuritycodetoensurethattheapplicationthrowsanexceptionifauserisnotamemberoftheAdministratorgroup.Whichcodesegmentshouldyouuse？（）

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