Answer:
The slave population QUADRUPLED because the demand for cotton laborers increased tremendously. Many slaves were smuggled down south. ... Only one-fourth of white people in the South had slaves or were part of a family that owned slaves.
Explanation:
My best guess is the Rio Grande river because it creates the border between Mexico and Texas.
your answer is d. the end of the roman empire
I believe the answer is one because he was assassinated during his term hope this helps:)