What is the proper procedure to manually reset a password on a Cisco TelePresence EX Series endpoint running software version TC7?

A.	Use SSH to access the device and use the username "cisco" and the password "TANDBERG."
B.	Hold down the mute key on the touch display for 25 seconds and reset the password using the touch screen.
C.	When the device is powered down, hold down the power button until the power light blinks twice, then press the power button twice.
D.	Tap the power button four times within ten seconds and then use Telnet to connect to the device IP address.
E.	Tap the power button five times while the device is powered off and when it boots, use Telnet to connect to the device within 60 seconds.