Which command should you use?

You administer Windows 8.1 client computers in your company network. The company has
an Active Directory Domain Services (AD DS) domain. The network uses a DHCP server.
You want to assign a static dynamic host configuration protocol (DHCP) reservation for a
client computer.
You need to identify the media access control (MAC) address of the client computer.
Which command should you use?

A.
ipconfig /allcompartments /all

B.
ipconfig /renew