During the election of 1800, how was the president and vice president decided? how did the 12th amendment change the process of electing the president and vice president?

Since, an amendment to the U.S. Constitution, ratified in 1804, providing for election of the president and vice president by the electoral college: should there be no majority vote for one person, the House of Representatives (one vote per state) chooses the president and the Senate the vice president.

trade

explanation:

he was able to speed up production of the processing of seeds