Tom owns a bakery and decides to bake a few extra loaves of bread each morning. If he is making a decision "at the margin," it implies that he is comparing:

Tom owns a bakery and decides to bake a few extra loaves of bread each morning. If he is making a decision "at the margin." it implies that he is comparing: Select one: Q a. the total revenue to the total cost of producing the bread. 0 b. the total revenue to the average cost of producing the bread. 0 c. the total revenue before and after producing the extra loaves. Q d. the additional revenue to the additional cost of producing the extra loaves