Are these machines correctly configured for a ClusterXL deployment?

You are preparing computers for a new ClusterXL deployment. For your cluster, you plan to
use three machines with the following configurations: Cluster Member 1: OS – GAiA; NICs –
QuadCard; Memory – 1 GB; Security Gateway – version: R71 and primary Security
Management Server installed, version: R77 Cluster Member 2: OS – GAiA; NICs – 4 Intel
3Com; Memory – 1 GB; Security Gateway only, version: R77 Cluster Member 3: OS – GAiA;
NICs – 4 other manufacturers; Memory – 512 MB; Security Gateway only, version: R77 Are
these machines correctly configured for a ClusterXL deployment?

A.
No, the Security Gateway cannot be installed on the Security Management Server.

B.
No, Cluster Member 3 does not have the required memory.

C.
Yes, these machines are configured correctly for a ClusterXL deployment.

D.
No, the Security Management Server is not running the same operating system as the
cluster members.