You are designing a group management strategy for users in the finance department. You need to  identify the appropriate changes that need to be made to the current group management strategy. You want to accomplish this goal by using the minimum number of groups.  What should you do？（）

• A、 Add the finance users to the financeData group to which the necessary permissions have been assigned.
• B、 Add the finance users to the financeGG group to which the necessary permissions have been assigned.
• C、 Add the finance users to the financeGG group. Then add the financeGG group to the financeData group to which the necessary permissions have been assigned.
• D、 Add the finance users to the financeGG group. Add the financeGG group to the financeUG group to the financeDat group to which the necessary permissions have been assigned.