Answer:
B. the Great Plains
Explanation:
During the Dust Bowl period, severe dust storms, often called “black blizzards” swept the Great Plains.
Answer:
D. That is incorrect. The dynasty strengthened and unified China
Explanation:
Although this dynasty ruled for a short period of time, the rulers of dynasty managed to unify the whole country. Not only that, but additionally they strengthened the unity of the country. During this period large part of Chinese Wall was built. Qin Shi Huangdi, as the strongest ruler of this dynasty created a system that was later adapted by many Chinese rulers.
Every ten years after the census has been conducted and gives them an idea of how many people one person will represent a whole community of people in Washington