What is a valid HSRP virtual MAC address?

A.
0000.5E00.01A3

B.
0007.B400.AE01

C.
0000.0C07.AC15

D.
0007.5E00.B301

Explanation:
With HSRP, two or more devices support a virtual router with a fictitious MAC address and
unique IP address. There are two version of HSRP.
+ With HSRP version 1, the virtual router’s MAC address is 0000.0c07.ACxx , in which xx is
the HSRP group.
+ With HSRP version 2, the virtual MAC address if 0000.0C9F.Fxxx, in which xxx is the
HSRP group.
Note: Another case is HSRP for IPv6, in which the MAC address range from
0005.73A0.0000 through 0005.73A0.0FFF.