Your network contains a Windows Server Update Services (WSUS) server named Server1. Server1 provides updates to client computers in two sites named Site1 and Site2. A WSUS computer group named Group1 is configured for automatic approval.You need to ensure that new client computers in Site2 are automatically added to Group1. Which two actions should you perform？（）

A. Create a new automatic approval update rule.
B. Modify the Computers Options in the Update Services console.
C. Modify the Automatic Approvals options in the Update Services console.
D. Configure a Group Policy object (GPO) that enables client-side targeting.