You administer the Windows HPC Server 2008 cluster for your company. The Finance department plans to use a new service-oriented architecture (SOA) application. You need to configure the cluster to run the SOA job. You also need to ensure that the number of compute nodes is not reduced. What should you do?

A.
Include an additional node to the cluster. Assign the WCF Broker Node role to the additional node and set the state of the node to Offline.

B.
In the HPC Cluster Manager, in the Node Management view, assign the WCF Broker Node role to the head node and set the state of the head node to Offline.

C.
In the HPC Cluster Manager, in the Node Management view, assign the WCF Broker Node role to the head node and set the state of the head node to Online.

D.
In the HPC Cluster Manager, in the Node Management view, select a compute node and set the state of the node to Offline. Then, assign the WCF Broker Node role to the node and set the state of the node to Online.