C. Clever tricks or deception
I guess that that quote said by Marmee means that Meg should develop skills and qualities which are praiseworthy, such as being hardworking, honest, and generally good, which people deem to be the qualities that a decent human being should have. She also mentions that even though she may be pretty, Meg shouldn't be vain about it, and should strive to have good inner qualities besides those outward ones.
Answer:
Pro-choice believes that women are in control of their own bodies and have the choice to get an abortion.
Pro-life believes that no one has the right to end a life and that the baby within the stomach has a right to life.