What is the difference between Anycast and multicast?

A.
Multicast is used to reference a group, whereas Anycast is not.

B.
Anycast communicates only with the closest member in a group, whereas multicast
communicates to the entire group.

C.
Multicast delivers only to the first in the group, whereas Anycast delivers the group as a whole.

D.
Multicast is used to reference a group, whereas Anycast is used to reference a Single entity.

Explanation:
Multicast identifies a group of hosts. All hosts will process the message. Anycast also identifies a
group of hosts. Only one member will process the message. It is usually the closest member of the
group.
Incorrect Answers:

A: Both Anycast and Multicast reference a group.
C: The message is delivered to the entire group in both cases. But in Anycast, only one member
processes the message.
D: Both Anycast and Multicast reference a group.