In a Cisco WAAS solution, what is the role of the Catalyst 6500 ACE module?

In a Cisco WAAS solution, what is the role of the Catalyst 6500 ACE module?

A.
to provide WAN optimization capabilities in the data center

B.
to provide interception and load-balancing of WAE appliances in the data center

C.
to perform application acceleration functions for CIFS applications

D.
to support load balancing of large numbers of WAE appliances when deployed with WCCPv2