What are two ways to manually add and remove members of dynamic user groups (DUGs)? (Choose two)

What are two ways to manually add and remove members of dynamic user groups (DUGs)? (Choose two)
A . Add the user to an external dynamic list (EDL).
B . Tag the user using Panorama or the Web Ul of the firewall.
C . Tag the user through the firewalls XML API.
D . Tag the user through Active Directory

Answer: B,C