Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down.

Which of the following are true? (Choose two.)

A.
Router C will use ICMP to inform Host 1 that Host 2 cannot be reached.

B.
Router C will use ICMP to inform Router B that Host 2 cannot be reached.

C.
Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be
reached.

D.
Router C will send a Destination Unreachable message type.

E.
Router C will send a Router Selection message type.

F.
Router C will send a Source Quench message type.

Explanation:
Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Router C will
send ICMP packets to inform Host 1 that Host 2 cannot be reached.