What does harbors mean?

There's a few different meanings but,

a place on the coast where vessels may find shelter, especially one protected from rough water by piers, jetties, and other artificial structures.

keep (a thought or feeling, typically a negative one) in one's mind, especially secretly.

shelter or hide (a criminal or wanted person).

Explanation:

Hope this helps!!!

c is a symbol. when bernice gets her hair cut, it is the authors way of showing the affects and demands of pier pressure and the over-all attitudes of people at the time.