which users can access the web management interface of the E5406 zl?

Refer to the Exhibit.

In the configuration shown in the exhibit, which users can access the web management interface
of the E5406 zl?

A.
users in VLAN 1 only

B.
users in VLAN 21 only

C.
users in all VLANs directly connected to the E5406 only

D.
users in all VLANs connected to either switch