SW1 supports connectivity for a lobby conference room and must be secured. The engineer must limit the connectivity from PC1 to the SW1 and SW2 network. The MAC addresses allowed must be limited to two.
Which configuration secures the conference room connectivity?

A. interface gi1/0/15
switchport port-security
switchport port-security maximum 2
B. interface gi1/0/15
switchport port-security
switchport port-security mac-address 0000.abcd.0004vlan 100
C. interface gi1/0/15
switchport port-security mac-address 0000.abcd.0004 vlan 100
D. interface gi1/0/15
switchport port-security mac-address 0000.abcd.0004 vlan 100
interface switchport secure-mac limit 2