You need to ensure that the new sales manager is able to view clients within only the North and South regions. What should you do?（）

• A、Add a Denied member set for the West clients to NorthRole.
• B、Add an Allowed member set for the South clients to NorthRole.
• C、Create a new role for the sales manager and add a Denied member set for the South clients.
• D、Create a new role for the sales manager and add an Allowed member set for the South clients. Remove the sales manager from SouthAndWestRole.