Question: What are conference committees? Question options: a) Conference committees are temporary and are created to take up an issue that falls between the jurisdiction of existing committees, to highlight an issue, or to investigate a particular problem. b) Conference committees are permanent and have the power to write and propose legislation. c) Conference committees are permanent and involve members from both the House and the Senate. d) Conference committees are temporary, involve members from both houses of Congress, and are charged with reaching a compromise on legislation once it has been passed by both the House and the Senate.