Why are the majority leaders of the house and senate powerful? their party has more members. they get to decide who can run for office. their party gets to write the bills. they get to cast the first vote on all bills.

The correct answer is A) their party has more members.  

The Majority Leaders of the House of Representatives and the Senate are powerful because their party has more members.  

The Majority Leaders serve as the spoke person of their party. The House of Representatives majority leader is the Chief Speaker for the majority party. His party holds most of the seats in Congress. This can help the majority part in passing bills. The Minority Leader is the floor leader of the party that holds the minority. The Speaker of the House is the most important member of Congress.  

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