Answer :
The proper hierarchy of the U.S. Senate leadership in ascending order is majority whip, majority leader, president pro tempore, president of the Senate.
Leadership structure of U.S. Senate
- The President of the Senate heads the Senate and is the Vice President.
- The President pro tempore is next in line.
- The majority leader comes after that and is the leader of the Senators from the dominant party.
- The majority whip then comes after the leader.
This leadership structure is done to ensure effective organization in the Senate with the majority leader wielding significant influence as they essentially decide which way their party votes.
In conclusion, option B is correct.
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