In my opinion I think it's A it could be C but when you see someone around you physically see but you wouldn't call them strangers if you physically resemble and know the person. In answer a it says "emotionally disconnected" which can mean strangers but it can be temporary.
Answer:
The main idea is Zion National Park
Explanation:
It turns out that being a wallflower isn't such a bad thing. Patrick sums up Charlie's wallflower-like nature by saying, "You see things. You keep quiet about them. And you understand." Staying quiet and simply observing the absurdity that is high school allows a "wallflower" to navigate through this brutal social labyrinth without getting too caught up in the insanity.
Answer:
A. They give instructions about how to do an activity.