The devastating effects of biological and nuclear weapons is with no doubt the main fact behind the desire.The world recognizes that chemical,biological and nuclear weapons poses a serious threat to world peace especially if they fall into the wrong regimes and incapable nations. they also the capacity of these weapons to be used on an armed civillians.
Answer:
C) Educational opportunities resulted in a shortage of unskilled labor to fill post-war factory positions.
Explanation:
This is because, the increased educational opportunities after world war led to shortage of unskilled labour to fill post-war factory position.
This in turn led to the collapse of most industries, thereby creating one of the highest unemployment in the history after the war.
It was important in the development of astronomy and science because it was the first model that aimed to predict how the planets move in their orbits. Despite being a complicated mix of circles and epicycles it was not a bad model and it worked well for at least 1500 years until observations became accurate enough to show its imperfections
There was little control over urban life, they also performed social services for the immigrants, and the cities needed the services they provided. They understood how to use the political system for their own good.