With no explanation, chose the best option from "A" or "B". Jan has a high school friend named Wally who mentions that he wants to be an engineer one day. Jan wants to respond about Wally being an engineer.

A: Jan tells Wally that he can be an engineer if he works hard and applies to the right school.
B: Jan tells Wally that being an engineer requires math, and he's not good at math.
A.