Macroeconomics is concerned with

Which of the following statements correctly differentiates between consumer surplus and net benefits?

A) Consumer surplus at different levels of consumption can be calculated arithmetically, whereas net benefits at different levels of consumption cannot be estimated. B) Consumer surplus at different levels of consumption cannot be estimated, whereas net benefits at different levels of consumption can be calculated arithmetically. C) Consumer surplus measures difference between willingness to pay for a good and its price, whereas net benefits measure the overall satisfaction gained from consumption of a good. D) Consumer surplus equals the overall satisfaction gained from consumption of a good, whereas net benefits measure the difference between willingness to pay for a good and its price.

The marginal product curve is a mirror image of

a. The average cost curve b. The average fixed cost curve c. The total cost curve d. The marginal cost curve