YouarecreatinganASP.NETWebsite.ThesiteisconfiguredtouseMembershipandRolemanagementprovider
A.boolisMember=Roles.GetUsersInRole("Administrators").Any()
B.boolisMember=Membership.ValidateUser(User.Identity.Name,"Administrators")
C.boolisMember=Roles.GetRolesForUser("Administrators").Any()
D.boolisMember=User.IsInRole("Administrators")