Which of the following scenarios best illustrates a member of Congress supporting pork-barrel legislation
a. A senator from a coal-producing state voting against a job-training program for coal miners
b. A member of the House voting for urban renewal in exchange for increased funding for roads
c. A senator from an agricultural state amending legislation to establish a potato research institute in his or her state
d. A member of the House Armed Services Committee marking up a bill that will increase funding for military bases