Which three statements are true regarding the EIGRP update message? (Choose three.) 

Answer options:

A. Updates require an acknowledgement with an ACK message.
B. Updates can be sent to the multicast address 224.0.0.10.
C. Updates are sent as unicasts when they are retransmitted.
D. Updates always include all routes known by the router with partial updates sent in the Reply message.
E. ACKs for updates are handled by TCP mechanisms.

ABC