What relationship pattern is illustrated in the following schema? STUDENT(StudentiD, FirstName, LastName, Email) HIKE_CLUB(Studentin, DateJoined, SkillLevel) SOCCER_CLUB (StudentID, Datejoined, Position Played) StudentiD in HIKE_CLUB must exist in StudentiD in STUDENT StudentiD in SOCCER_CLUB must exist in Students in STUDENT Supertype/subtype relationship Association relationship Strong entity relationship Recursive relationship Intersection relationship