With no explanation, chose the best option from "A" or "B". Jenna made a Brussels sprout casserole when she invited her brother over to dinner. Jenna wants her brother to try her casserole.

A: Jenna physically blocks the door and says that she won't let her brother leave until he tries the casserole.
B: Jenna says that she'll serve her brother's favorite dessert if he tries the casserole.
B.