Elizabeth is having an issue with a Thunderbolt hard drive connected through her Apple
display. Which two troubleshooting steps should be tried first to resolve the issue? Select
two.

A.
Run Software Update on the Mac with the Apple Display connected to check for firmware
updates for the display.

B.
The customer should contact the Thunderbolt hard drive manufacturer and ask for a
replacement.

C.
Check with the hard drive manufacturer for a device firmware update.

D.
Startup the Mac into OS X Recovery, erase the volume then reinstall OS X.

E.
Open the Apple Display and reseat all cables and connections.

F.
Open the Mac and reseat all cables and connections.