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Q: Who is the only U.S. President to invent and patent something?
A. Abraham Lincoln B. Theodore Roosevelt
C. Thomas Jefferson D. Rutherford B. Hayes

Answer and Explanation

Answer:Abraham Lincoln

Explanation:
In 1849 Honest Abe invented a method to aid ships that got stuck on sandbars. He called it A Device for Buoying Vessels Over Shoals. It was never used.

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