Final answer:
The primary role of the Speaker of the House in Congress is to preside over the House of Representatives.
Step-by-step explanation:
The primary role of the Speaker of the House in Congress is to preside over the House of Representatives. The Speaker is elected by the entire body of representatives and is responsible for overseeing the proceedings in the House. The Speaker has the power to assign bills to committees, decide when a bill will be presented for a vote, and rule on House procedures. Additionally, the Speaker represents a single congressional district and serves as the partisan leader of the majority party in the House.