People needed food to eat from the farmers. Without food people could starve.
Answer:
A. The Tiber River
Explanation:
The Tiber provided a source of fresh water to Romans and was also an important route for trade and transportation.
Christopher Columbus sailed the ocean blue in 1492. He established the world.
Answer:
The demand for slaves increases in the South
Explanation:
Since cotton could be prepared for use faster, more slaves were needed for more cotton production.