With no explanation, chose the best option from "A" or "B". Mary's granddaughter Michelle is celebrating her 14th birthday and Mary is trying to decide what to give her. Mary wants to give Michelle something that will be useful her entire life.

A: Mary decides the most useful thing she can do is to give Michelle nothing for her birthday so that Michelle will learn how to deal with disappointment.
B: Mary opens a brokerage account for Michelle and gives her a book about investing.
B.