A user requests access to a new file share.The administrator adds the user to the group with the appropriate access.The user is still unable to access the share.Which of the following actions should the administrator do to resolve the permissions issue？（）

A.Request the user to logoff and log back on.
B.Add the user as an administrator on their local machine.
C.Add the user as an administrator on the server.
D.Run an ipconfig /renew on the user’s machine.