Three Cisco Catalyst switches have been configured with a first-hop redundancy protocol. While reviewing some show commands， debug output， and the syslog， you discover the following information： What conclusion can you infer from this information？（）

A.VRRP is initializing and operating correctly.

B.HSRP is not properly exchanging three hello messages.

C.VRRP is not properly exchanging three hello messages.

D.HSRP is initializing and operating correctly.

E.GLBP is not properly exchanging three hello messages.

F.GLBP is initializing and operating correctly.