Zee Art Gallery sells pictures for $50 each. Zee pays $20 for the print and frame, and pays the sales clerk 10% (of the sales price) as a commission. Zee has $7,000 of monthly fixed costs as well. How much sales does Zee need to make in order to make $5,000 profit this month? Select one: Oa. $480 O b. $24,000 O c. $2,400 O d. $400