Which of the following is descriptive of rent seeking?
a. Bill earns a larger profit this year than he did last year.
b. A company hires a software engineer to work for it. The software engineer works in Washington, D.C.
c. A domestic company hires a lobbyist to try to influence legislators to impose a quote on its foreign competitors' goods.
d. A company charges a price per-unit than is higher than its marginal cost.
e. b and c