Which statement about Cisco devices learning about each other through Cisco Discovery Protocol

is true?

A.
Each device sends periodic advertisements to multicast address 01:00:0C:CC:CC:CC.

B.
Each device broadcasts periodic advertisements to all of its neighbors.

C.
Each device sends periodic advertisements to a central device that builds the network topology.

D.
Each device sends periodic advertisements to all IP addresses in its ARP table.