Paul Company sells MP3 players for $60 each. Variable costs are $40 per unit, and fixed costs total $90,000. How many MP3 players must Paul sell to earn net income of $210,000? Select one: A. 15,000. B. 5,250. C. 3,750. O D. 4,500. 0 E. None of the above. The following monthly data are available for Hap, Inc. which produces only one product: Selling price per unit, $42; Unit variable expenses, $14; Total fixed expenses, $84,000; Actual sales for the month of June, 4,000 units. How much is the margin of safety for the company for June? Select one: A. $84,000 B. $42,000 C. $126,000 D. $1,000 0 E. None of the above