What does a fully distributed Cisco ISE deployment include?

What does a fully distributed Cisco ISE deployment include?

A. PAN and MnT on the same node while PSNs are on their own dedicated nodes. B. All Cisco ISE personas are sharing the same node. C. All Cisco ISE personas on their own dedicated nodes. D. PAN and PSN on the same node while MnTs are on their own dedicated nodes.