You need to ensure that you can view processor usage and memory usage information in Server Manager

Your network contains an Active Directory domain named contoso.com.
You install Windows Server 2012 on a new server named Server1 and you join Server1 to the domain.
You need to ensure that you can view processor usage and memory usage information in Server Manager.
What should you do?

A.
From Server Manager, click Configure Performance Alerts.

B.
From Server Manager, click Start Performance Counters.

C.
From Performance Monitor, start the System Performance Data Collector Set (DCS).

D.
From Performance Monitor, create a Data CollectorSet (DCS).