Were horses on North America in Ancient times, and if so, were they different than the horses of today? No, Europeans brought horses to North America later in time.
No. Horses were not on North America until the start of the American Revolution.
Yes, but they were larger than the horses of today.
Yes, but they were much smaller than the horses of today.

i beleive a. is the only possible answer

answer; /// the correct answer is evidence of the olmec civilization has been found in southern american in a hot steamy forest, archaeologists have found earthen artifacts at several sites that were evidence of the olmec civilization. these   artifacts were mounds,courtyards and pyramids build of stones, also on top of the mounds were many monuments made of stone, some of these stone structures are very large, they weigh as much as 44

(e) a major consequence of the election was that several southern states

people had jobs and began to work. that’s why the commercial revolution was great.