which additional configuration parameter is needed under the GET VPN group member GDOI configuration

Refer to the exhibit.

Based on the partial configuration shown, which additional configuration parameter is needed
under the GET VPN group member GDOI configuration?

A.
key server IP address

B.
local priority

C.
mapping of the IPsec profile to the IPsec SA

D.
mapping of the IPsec transform set to the GDOI group