Answer:
hope it helps you
Explanation:
The soil and the mild climate helped the Romans grow surplus olives and grain. Reliable food production allowed the population to grow, and the trade in olives and olive oil helped the Roman economy expand.
South Carolina, Mississippi, Florida, Alabama, Georgia, Louisiana, and Texas
The French had set up trading posts in the Louisiana Territory and traded goods using the Mississippi River as transportation. The river leads into the ocean, specifically in New Orleans. New Orleans was a major port used to transport goods from the Louisiana Territory back to Europe.
Pretty sure it was new disease, since Columbus brought small pox, measles, and the influenza with him to America. Hope this helps!