What is the most probable cause of the issue?

While creating a vCloud Automation Center Reservation, an administrator finds that the cluster
resource information is unavailable.
What is the most probable cause of the issue?

A.
The endpoint inventory data collection has not completed for the cluster.

B.
The administrator has insufficient permission to view the resource information.

C.
The cluster is NOT part of the current security group specified in the reservation.

D.
The endpoint is NOT connected to the Elastic Load Balancer.