How might a member of the U.S. Senate signal to leadership that he or she may have objections to a bill or nomination?

Members of the U.S. House of Representatives serve

a. terms of two years. b. terms of four years. c. terms of six years. d. lifetime appointments. e. staggered terms.

The US constitution specifically denies certain powers to:

a. the national government, but not the states b. both the states and the national government c. the states, but not the national government