Answer:
Christianity had spread throughout Europe and Asia
Answer:
The Olmec were the first major civilization in Mexico. They lived in the tropical lowlands on the Gulf of Mexico in the present-day Mexican states of Veracruz and Tabasco. The name Olmec is a Nahuatl—the Aztec language—word; it means the rubber people.
Explanation:
This type of vote is know as a Plebiscites
Answer:
Sponges were among the earliest animals. While chemical compounds from sponges are preserved in rocks as old as 700 million years, molecular evidence points to sponges developing even earlier.
Reaper and steel plow were the machines invented by Cyrus McCormick and John Deere that made large-scale agriculture possible, especially on Midwestern prairies.
B) Reaper and steel plow
<u>Explanation:</u>
In the 1800's people used to do all the chores with their hands hence, it made farming a tough job and a lot of time consuming activity. During the industrial revolution, Cyrus McCormick invented a mechanical reaper, which would help reap big farms in very less time.
The steel plow played a very important role in the industrial revolution as the wooden plow used to be weak but John Deere's invented steel plow was strong and broke soil easily.