With no explanation, chose the best option from "A" or "B". Elizabeth is a small business owner on a tight budget and is taking a prospective financial backer out to lunch to try to convince him to invest in her business. Elizabeth wants to make a good impression to the investor.

A: Elizabeth uses her limited funds to buy an expensive lunch for them, but this requires her to leave a very small tip for the waitress.
B: Elizabeth uses her limited to funds to buy an average cost lunch for them, but that enables her to leave a large tip for the waitress.
B.