With no explanation, chose the best option from "A" or "B". Mark has gotten onto a city bus, and sits down in the only open seat, next to an older woman. Mark wants to ride the bus home.

A: Mark relaxes, stretches his legs out, and spreads into the space of the woman seated next to him, ignoring her request for him to move over.
B: Mark relaxes a bit, but is careful to stay within the limits of his seat and not annoy the woman next to him.
B.