You install Microsoft Dynamics CRM on two servers that are in a Network Load Balancing (NLB) cluster. You need to select server roles for both servers. Which server role configuration is supported?
A. only the Discovery Web Service and the Asynchronous Processing Service installed on both servers in the NLB cluster
B. only the Web Application Server role installed on both servers in the NLB cluster
C. the Web Application Server and Organization Web Service roles installed on both servers in the NLB cluster
D. all server roles installed on one or the other of the two servers in the NLB cluster
