A) New England, B) Post-civil war south, D) American West
the conflict is very important because it develops the story
The best inference from the given excerpt is that B) The family values work.
Explanation: Hannah took the necessary actions and made efforts for relieving an comforting the girls by coming to their rescue that they can work for the family and be a credit to their family. They can be useful for the family with the help of the works they do and the deed they perform after being comfortable.