I think what's common between the three is that, these are the turning points where human minds brought about change out of necessity. The ages before those mentioned are periods of great depressions and unfortunate event. So, these fueled the people to change for the better and appreciate science and art more.
Answer:
Explanation:
The rapid development of the factory system of production, characterized by much more rigid, complex, and intricate divisions of labor, both within and between production processes, to which reference has already been made.
If you mean what reason the parliament gave. The reason was they said the colonists should help pay for the French and Indian War.
In the first phase, Hitler put Jews into ghettos separating them from the rest of the population.
Answer:
They are balloons that gather data from the atmosphere.
Explanation: