The correct answer is D) Personification reinforces the theme that everything is connected.
The girls, Joanna and Mary Jane, have treated Huck very nicely, which is the reason why he decides to steal the gold back from the Duke and the King and give it back to them. He didn't want to swindle those kind girls any longer, which is why he wanted to help them rather than conceal those two criminals.
They are both like each other because they are both in very unhappy marriages.