Which of the following commands enables the setuid (suid) permission on the executable called /bin/foo?
A. chmod 1755 /bin/foo
B. chmod 4755 /bin/foo
C. chown u-s /bin/foo
D. chmod 755+s /bin/foo
Which of the following commands enables the setuid (suid) permission on the executable called /bin/foo?
A. chmod 1755 /bin/foo
B. chmod 4755 /bin/foo
C. chown u-s /bin/foo
D. chmod 755+s /bin/foo