which one provides a mechanism to transparently intercept and redirect CIFS traffic from a client to a local Cisco Wida Area Application engine?

For the following protocols, which one provides a mechanism to transparently intercept and redirect CIFS traffic from a client to a local Cisco Wida Area Application engine?

A.
Virtual Router Redundancy Protocol (VRRP)

B.
File Transport Protocol (FTP)

C.
Hot Standby Routing Protocol (HSRP)

D.
Web Cache Communication Protocol (WCCP)