Which two statements regarding an STP BPDU Ethernet frame are true? Choose two.
A.
The source MAC address is always 01:80:C2:00:00:00
B.
The destination MAC address is always 01:80:C2:00:00:00
C.
The destination MAC address is the MAC address associated with the receiving interface.
D.
The source MAC address is the MAC address associated with the transmitting interface.
b and d