A switch receives a unicast data frame with a VLAN tag but cannot find the destination MAC address of the data frame in its MAC address table. In this case, which action will the switch take?
A.
The switch broadcasts the data frame on all interfaces.
B.
The switch broadcasts the data frame on all interfaces (except that on which it was received) in the VLAN to which the data frame belongs.
C.
The switch discards the data frame.
D.
The switch broadcasts the data frame on all access interfaces.
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