Answer:
cotton
Explanation:
the crop that was grown the most prior to the civil war was : cotton
during the civil war it was: cotton , tobacco , rice sugarcane
B. A peasant rebel rounded up troops and defeated Qin forces.
I think the answer is C). Floor Consideration because the passage something about the floor being open. That's my reasoning. I f it is not the correct answer and you get the correct answer please let me know because i am taking a test with this question it and i don't know the answer. So, thank you and I hope I helped.