Final answer:
The 1800 Presidential election saw a peaceful transfer of power between opposing political parties, and led to the passage of the 12th Amendment.
Step-by-step explanation:
The correct answer is option D. The impacts of the 1800 Presidential election included a peaceful transfer of power between two opposing political parties, namely the Federalists and the Democratic-Republicans. This election marked a shift in power from one party to another, showcasing the stability and strength of the American democratic system.
The 12th Amendment was also passed as a result, which stated that separate votes would be cast for the President and Vice President, aiming to avoid any future ties or controversies in the electoral process.
Learn more about 1800 Presidential election impacts