With no explanation, chose the best option from "A" or "B". Kevin, a successful stockbroker, is on the phone with his mom who tells him that she and his dad are in financial trouble and need to borrow some money. Kevin wants to respond to his mom's request for money.

A: Kevin tells his mom that it's no problem, and she can take as much as they need.
B: Kevin tells his mom that he cannot spare any money right now as most of his money is tied up in stocks.
A.