D Question 13 1 pts Quantity of Sweatshirts Total Benefit $0 1 $16 2 $31 3 $45 4 $58 (Table: Marginal Benefit of Sweatshirts) Look at the table Marginal Benefit of Sweatshirts. The marginal benefit of producing the second sweatshirt is: O $15 O $31 O $13 O $15.50