You have to be a us citizen,over the age of 18 and not in jail
Answer:
tundra and desert
Explanation:
Grass = a good chance there is some sort of rainfall
every option has grass except the tundra and desert
experience tells us the tundra is quite literally too cold to have precipitation fall from it and the desert is too hot
Africans were immune to European diseases and had experience with European farming techniques.