An engineer removes a VMM domain from an endpoint group called "EPG-1", but the distributed port group fails to be deleted. Which action resolves the issue? 

Answer options:

A. Manually remove the port group.
B. Migrate all virtual machines in the EPG-1 to different hypervisors.
C. Remove the remaining EPGs from the VMM domain.
D. Migrate all virtual machines in the EPG-1 to different port groups.

C