Which two statements accurately describe a broadcast domain?

Which two statements accurately describe a broadcast domain? (Choose two)

A.
Broadcast domains requiere that the participating devices connect to common swithces or hubs

B.
Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address

C.
Broadcast domains requiere a gateway device such a router

D.
Broadcast domains consist of devices that reside on the same VLAN