Which of the following items does not need to be checked if an AP fails to obtain an IP address through DHCP?

Which of the following items does not need to be checked if an AP fails to obtain an IP address through DHCP?
A . Whether the link between the AP and AC is properly connected.
B . Whether the uplink port of the AP is correctly configured.
C . Whether the CAPMAP tunnel configuration between the AP and AC is correct
D . Whether a management VLAN is configured for the AP and A

Answer: B