With no explanation, chose the best option from "A" or "B". Gretchen is walking down the street when she finds a wallet lying on the ground that belongs to a man named Jake. She wants to decide what to do with the wallet.

A: Gretchen removes the cash from the wallet and discards the rest in a trash can.
B: Gretchen finds a phone number for Jake in the wallet and gives him a call, so she can return it.
B.