Jessica’s marginal cost for producing a pitcher of lemonade is $0.25. Therefore, $0.25 can also be called her:

Jessica’s marginal cost for producing a pitcher of lemonade is $0.25. Therefore, $0.25 can also be called her:
A.reservation price.
B.marginal revenue.
C.producers surplus.
D.equilibrium price.
正确答案：reservation price.