You have logged in as normal user bob with the default login shell. An attempt by bob to change
the default shell to /bin/sh fails with an error. What could be the possible reason?
A.
The SUID bit is not set on chsh by default.
B.
The /bin/sh entry is not listed in /etc/shells file.
C.
bob does not have the permissions to change the shell by default.
D.
bob does not have read permissions on the/etc/shells file by default.
Explanation: