What is the output of this program?

#!/bin/bash
function hello_function1 {
    echo "This is first function"	
}
hello_function2() {
    echo "This is second function"
}
hello_function1
hello_function2
exit 0

A. countw B. wcount C. wc D. count p E. None of the above

A. dm B. rm C. delete D. erase E. None of the above

A. rdir B. remove C. rd D. rmdir E. None of the above

A. x B. y C. a D. z E. None of the above