Which statement describes what a port that is configured as an access port does if it receives an 802.1Q tagged frame?
A. It drops the frame
B. It removes the tag and forwards the frame in the VLAN assigned to the port.
C. It err-disables the port.
D. It passes the frame on to the VLAN that the frame is tagged for.
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/layer2/421_n1_1/b_Cisco_n5k_layer2_config_gd_rel_421_n1_1/Cisco_n5k_layer2_config_gd_rel_421_n1_1_chapter6.html
If an access port receives a packet with an 802.1Q tag in the header other than the access VLAN value, that port drops the packet without learning its MAC source address.