Not sure, but if I were you I would be focusing on c and d and I would pick c
I would think that the readers could think that the character would be trying to walk lightly or something else if not I tried.
Answer:
B, the lack of people.
Explanation:
The Hudson River Artist's loved to paint beautiful American landscapes, hence the name. This is why B, the lack of people, is the correct answer.
<em>Hope this helps!</em>
Archetypes can help a reader understand the theme