How can this be accomplished?

You are the administrator for a group of shell script developers. They use vi, and have
asked you to make their scripts automatically executable when they save their files. How
can this be accomplished?

A.
Enter umask –s on the command line, or include it in each user’s startup script.

B.
Enter umask 000 on the command line, or include it in each user’s startup script.

C.
Enter umask 777 on the command line, or include it in each user’s startup script.

D.
It is not possible to automatically set the execute bit on with the umask setting, or vi
option.

E.
Enter umask 766 the command line, or include it in the global startup script for the default
shell.

F.
Enter set –o vi on the command line, or include it in each user’s startup script.