Why Are Movies Worthy of Serious Study, as Opposed to Being

Why are movies worthy of serious study, as opposed to being merely an outlet for escape or entertainment?

A) Seriously studying movies allows people to better make movies on their own.
B) Seriously studying movies allows people to break the habit of constantly watching them.
C) Seriously studying movies allows people to understand how movies shape the way we view the world.
D) Seriously studying movies allows people to access the plot synopses of movies they now no longer have to pay to watch.
E) Seriously studying movies allows people to also understand literature, art, and other cultural areas.