The purpose of Congressional Committees is primarily to:
C. Make it more efficient for Congress to handle thousands of bills each year
Committees play a crucial role in the legislative process by breaking down the workload, allowing for more detailed examination and discussion of proposed legislation. While they may also develop ideas for bills (A) and ensure that various interests are considered (D), their main function is to streamline the legislative process. Option B is not a primary purpose of Congressional Committees.