Which of the following commands will accomplish this?

The administrator needs to set permissions on the /tmp directory as follows:
drwxrwxrwt 9 root root 4096 Jun 13 09:42 tmp

Which of the following commands will accomplish this?

A.
chmod 0777 /tmp

B.
chmod 2777 /tmp

C.
chmod 1777 /tmp

D.
chmod 4777 /tmp