Archetypes can be defined as things that are used as typical examples or in other words, unoriginal ideas that are widely used. We usually refer to them as cliche's.
In the horror genre, other archetypes that I can think is just before the movie ends, the villain/ghost/monster appears indicating that it's not yet the end of the story for our antagonists. Archetypes are used because it has been a tradition or trademark of, in this case, horror films.
Adult children help with their parents (elderly people) financially as they get older because they’re not able to take care of themselves for example unpaid bills.
Pathos is emotion. The emotions that somebody could feel from food or candy are:
-Joy/Happiness
-Excitement
-Sadness because maybe it’s something they cannot eat
-Anger or fear (can help cope with bad feelings)
-Passionate