What does this red "X" indicate?

A Cisco TelePresence System 1300 Series endpoint is in the process of booting and the engineer notices a red "X" on the screen for Step 6 in the boot process.

What does this red "X" indicate?
A . The endpoint failed to load its firmware.
B . There is an error with compact flash.
C . The endpoint could not obtain an IP address via DHC
E . The touch panel is malfunctioning.

Answer: B