The Revolt of Mother by Mary Wilkins is an American short story. It was published back in 1890. This story represents strong themes such as rebellion, cultural culmination, self-importance and the squashing of women in a society dominated by men.
Moreover, "genteel" means filled with utter politeness, and to adapt the same in Sarah (mother) Wilkins made the character of the lady quiet and refined. Therefore, I would suggest you to choose option-a.
