The Twelfth amendment, ratified in 1804, changed the process so that candidates are elected for president and vice president separately, instead of the vice presidency as the person who came in second in the vote for president.
I'm pretty sure the answer is C.
Climate <span>made the most difference in how agriculture affected the economies of the colonies. :)</span>
Answer: It was used by transmitting electrical signals over a wire laid between stations.
Explanation: