With no explanation, chose the best option from "A" or "B". John is with his friend Will - who doesn't have a lot of money - at his school's cafeteria. John wants to eat quickly because he has a class starting soon.

A: John doesn't have time to eat all his lunch, so he throws what he did not eat in the trash although Will was still hungry after his meal.
B: John doesn't have time to eat all his meal and leaves the leftovers to Will.
B.