A.
The United States government restricted immigration during World War I.
Answer:
Copernican heliocentrism is the name given to the astronomical model developed by Nicolaus Copernicus and published in 1543. This model positioned the Sun at the center of the Universe, motionless, with Earth and the other planets orbiting around it in circular paths, modified by epicycles, and at uniform speeds.
Explanation:
They wanted to gain respect and trust.
Answer:
The invention of the wheelbarrow aided in the hauling of heavy loads.
Explanation: