CIFS acceleration is not working. Which three steps should you use to troubleshoot the problem? （）(Choose three.)

A、Verify that HTTP acceleration is enabled.

B、Verify that TCP Acceleration (AFP) is enabled.

C、Verify that the CIFS application definition is defined correctly.

D、Verify that SMB signing is not required on the clients and domain controllers.

E、Verify that CIFS acceleration is enabled on both the server and client-side WX devices.