Which of the following is the usual way to pass this change to the kernel from the boot loader?

The system is having trouble and the engineer wants to bypass the usual /sbin/init start up and run
/bin/sh. Which of the following is the usual way to pass this change to the kernel from the boot
loader?

A.
Start in runlevel 1.

B.
Pass init=/bin/sh on the kernel parameter line.

C.
Pass /bin/sh on the kernel parameter line.

D.
Pass start=/bin/sh on the kernel parameter line.

Explanation: