What happens to an incoming frame on a Layer 2 switch?

What happens to an incoming frame on a Layer 2 switch?

A.
The switch makes an entry in its routing table for the destination MAC address and an associated incoming port.

B.
The switch looks for an entry in its switching table for the destination MAC address and an associated outgoing port.

C.
The switch looks for an entry in its switching table for the source MAC address and an associated outgoing port.

D.
The switch looks for an entry in its routing table for the source MAC address and an associated outgoing port.