Answer:
Probably D.
Explanation:
Early farmers used the slash and burn agriculture to clear land so they can make it suitable for crops and livestock. (Sorry if it's wrong.)
Answer: A marker is an object used to indicate a position, place, or route.
Explanation:
The plague came from the fleas on the rats and the rats traveled through ships and merchants ship coming from other countries. Once the rats with the fleas reached a city heavily populated, mass amounts of people died because the disease was contagious. To add to that the cities were extremely dirty and had dead people everywhere.
Cuba is approximately 110,860 sq km, while United States is approximately 9,833,517 sq km, making United States 8,770% larger than Cuba. Meanwhile, the population of Cuba is ~11.1 million people (321.6 million more people live in United States). We have positioned the outline of Cuba near the middle of United States.
