What are the three necessary steps to configure a MIDlet? ( Choose three.)

A.
Add another XML service in the CUCM and restart the tftp services.

B.
Upload required MIDlet files from CUCM TFTP file management and restart the tftp services.

C.
Add a service for MIDlet and subscribe the IP phone to that service.

D.
Subscribe the codec with the XML service you created for MIDlet

E.
Configure authentication server URL in CUCM’s IP phone device configuration page.