The correct option is Option 3 Linux.
Explanation:-
Linux OS is a free and open source that was developed by Linus Torvalds in 1991 at AT & T's Bell Laboratories. The main function of Linux OS is to manage the system resources or hardware and act as an interface between user and computer and operating system just like other OS. It was designed by considering UNIX compatibility, that's why its functioning is similar to UNIX.