Select all of the true statements about upstaging and sharing (Choose all that apply):
a: Actors should turn upstage when speaking
b: Profile position represents a "presentational" shared position
c: Full-frontal position represents a "confrontational" shared position
d: 1/4 body position represents a "friendly" shared position
e: A director may choose to break the rules for an intended purpose
f: When an actor is forced to turn upstage, focus is given to the upstage actor