The whole To Kill A Mockingbird was told from a point of view when Scout was grown up so she realized then, but as a child she was innocent so she did not realize that they was a mob in the first place. So for a short answer No she was aware.
False it also could focus on their belifs and their opinion on certain subjects (like perspectives) so not exacally focusing on their needs.
To my mind, the answer ( B ) is the inappropriate sentence. In a formal writing informal tone must be avoided as well as colloquial expressions.
Answer:
The early evening darkness after the end of the period is linked to depression. The risk of suffering a heart attack is also increased when begins.
Explanation: