Which two statements about FCIP Tape Acceleration are true?

Which two statements about FCIP Tape Acceleration are true? (Choose two.)

A.
FCIP Tape Acceleration enables time stamp control on an FCIP interface.

B.
The Cisco MDS switch proxies a transfer ready to signal the host to start receiving data.

C.
FCIP Tape Acceleration uses TCP window management and a sliding window for flow control.

D.
FCIP Tape Acceleration reduces each I/O processing time by two RTT.

E.
FCIP Tape Acceleration only supports the read acceleration.