You are configuring an Exchange Server 2007 single copy cluster (SCC) on Windows Server 2003 as shown in the following diagram.

You need to configure the network adapters named NtwkAdptr1 and NtwkAdptr2 on each server to ensure that the private network connection between the two servers is not a single point of failure.
How should you configure the network adapters?

A.
NtwkAdptr1 Internal Cluster Communications only (private network) NtwkAdptr2 Client access only (public network)

B.
NtwkAdptr1 All communications (mixed network)NtwkAdptr2 Client access only (public network)

C.
NtwkAdptr1 Client access only (public network)NtwkAdptr2 All communications (mixed network)

D.
NtwkAdptr1 Internal Cluster Communications only (private network)NtwkAdptr2 All communications (mixed network)