All users currently have the INSERT privileges on the PLAYER table. You want only your users to insert into this table using the ADD_PLAYER procedure. Which two actions must you take? (Choose two)
a) GRANT SELECT ON ADD_PLAYER TO PUBLIC;
b) GRANT EXECUTE ON ADD_PLAYER TO PUBLIC;
c) GRANT INSERT ON PLAYER TO PUBLIC;
d) GRANT EXECUTE, INSERT ON ADD_PLAYER TO PUBLIC;
e) REVOKE INSERT ON PLAYER FROM PUBLIC;