You are responsible for the company network and provide technical support for your company. You are in charge of offering service for a customer named Alex. There are 200 computers in the network of the customer. All purchasing information is maintained by the Sales department. All licenses are purchased by Alex under the Microsoft Open License program.In order to compare the licenses and the current hardware and software inventory, you have to collect information from the customer. Of the following tools, which should be used?

A.
EOpen and Microsoft System Center Operations Manager (OpsMgr) should be used.

B.
EOpen and Microsoft System Center Configuration Manager (CfgMgr) should be used.

C.
Microsoft Volume Licensing Services (MVLS) and Microsoft System Center Operations Manager (OpsMgr) should be used.

D.
Microsoft Volume Licensing Services (MVLS) and Microsoft System Center Configuration Manager (CfgMgr) should be used.