The correct answer is the Louisiana Purchase.
While the President has the power to negotiate treaties, Jefferson likely got quite a bit ahead of himself when the land was purchased before the consent of the United States Senate.
Furthermore, the Federalists believed that the acquisition of territory itself might be unconstitutional.
Answer:
house of Representatives
Explanation:
The Democratic-Republicans' failure to execute their plan to award Jefferson one more vote than Burr resulted in a tie, which necessitated a contingent election in the House of Representatives. Under the terms laid out in the Constitution, the outgoing House of Representatives chose between Jefferson and Burr
Brainly wouldn’t let me post the answer so I’ll put it in the comments