Which two statements are true about port groups and VLANs defined on a vNetwork Standard
Switch (Choose Two)?

A.
Multiple VLANs can be specified in a port group

B.
VLANs can only be configured on individual port groups

C.
A VLAN can be configured for the entire virtual switch and/or on individual port groups

D.
Multiple port groups can specify the same VLAN

Explanation:
Mastering Vmware vSphere, page 162.
A port group can be associated with only one VLAN at a time. [A above] The screen shot below shows two port groups with the same VLAN. [D above]