Which vCloud Air authorization level is required to add…

Which vCloud Air authorization level is required to add vCloud Air as an Endpoint in vRealize Automation?

A.
VPC User

B.
End User Role

C.
Read-only Administrator

D.
Virtual Infrastructure Administrator

Explanation:
https://www.vmguru.com/2015/09/setup-a-vcloud-air-endpoint-in-vrealize-automation/