The Red Hat Enterprise Linux high$-$performance computing $($HPC$)$ cluster administrator has recently created a new user account with the name new$\_241$ for a new employee using the following command: useradd new$\_241.$ However, the employee is unable to log in$.$ Deduce the cause of the employee's difficulty logging into the new account.

A$.$Red Hat Linux does not recognize the useradd command.

B$.$The useradd command does not create a password for the newly created user.

C$.$The useradd command expects a password to pass as an argument.

D$.$The useradd command expects a default shell path to pass as an argument.