Consider a small town where there is only one company producing laptops. There are 6 potential customers of laptops, labelled as Customer A to Customer F, respectively. The table below shows the willingness to pay for laptops by each customer, and the marginal cost of various quantities of laptops produced by the company. It is given that the company has a fixed cost of $800.

Customer Willingness to Pay ($) Quantity Marginal Cost ($) A 1,000 200 B 900 2 300 C 800 3 400 D 700 500 UI + E 610 600 F 520 6 700