8. Consider the following ER diagram to answer the questions below with one of the answers "True", "False", or "Maybe". Base your answers ONLY on the information contained in the diagram. For simplicitv. no attributes have been shown. (a) Every actor has acted in at least one movie. (b) There is at least one actor who has acted in two or more movies. (c) Every movie has exactly two leading roles. (d) Every actor has had exactly two leading roles. (e) Some movies have no actors in them. (f) Every director has directed at least one movie. (g) Some movies have at least two producers. (h) No actor is also a director