ABC Corp. is implementing 11i Oracle Applications. The company has two local administrators in separate locations. They need to ensure that only a relevant set of users is visible to each of these local administrators. Which action will meet the requirement?（）

• A、create a separate role for each local administrator
• B、specify user administration privileges in Oracle User Management
• C、use Data Security to provide relevant access to each local administrator
• D、use Function Security to provide relevant access to each local administrator