You are responsible for installing a four-node RPA cluster. All RPAs are powered on. Both
the FC and IP networks are connected, zoned, and routed properly. The RPAs are loaded
with the latest image and IP addresses are set. However, Deployment Manager cannot
discover RPAs. What is a possible cause?

A.
Port 22 not open between host running Deployment Manager and RPAs

B.
Deployment Manager host and RPAs on different subnets

C.
DHCP not used to set IP addresses for RPAs

D.
RPAs not installed separately using Deployment Manager

Explanation: