An administrator is installing AIX 6.1 on a new LPAR and the boot sequence has stalled with reference code 0c31. What is the most likely cause？（）

• A、The system is waiting for user input to define console type lft0.
• B、The system is waiting for user input to define console type tty0.
• C、The system is waiting for user input to define console type vty0.
• D、The system is waiting for user input to define console type vsa0.