Which of the following find commands will print out a list of suid root files in /usr?

Which of the following find commands will print out a list of suid root files in /usr?

A.
find /usr uid 0 perm +4000

B.
find user root +mode +s /usr

C.
find type suid username root d /usr

D.
find /usr ls \*s\* u root

E.
find /usr suid perm +4000