Which two entities are in charge of reestablishing the connections if a Cisco WAE that is optimizing connections fails? (Choose two

Which two entities are in charge of reestablishing the connections if a Cisco WAE that is optimizing connections fails? (Choose two.)

A.
the host on the side of the network on which the Cisco WAE failed

B.
the remaining Cisco WAE from the original optimized pair

C.
the WCCP router at the branch office

D.
the WCCP router at the data center