Answer: colonists were encouraged to revolt against a failed government
Explanation:
the nuclear stockpile of the United States peaked in 1967
I am pretty sure the awnser is B the collapse of communism
Answer:
D, the Inner Core
Explanation:
All Geothermal processes must occur in the midst of extreme heat. The other answers are layers that are either in a region of extreme cold or above the Earth's crust.