Answer:
He expanded the idea in the New York Morning News in December, invoking “the right of our manifest destiny to overspread and to possess the whole of the continent which Providence has given us for the development of the great experiment of liberty and federated self-government entrusted to us.
Explanation:
C. They had lost land during border disputes after World War I.
He studied the fossils' age and how tall the mountains are. He also studied how old they are. I don't know about Coal Beds but he also used balloons to find out the continents were once a big supercontinent called Pangaea and they apparantly drifted apart
Answer:
Missiles from cuba could strike many parts of the US
Explanation:
Cuba isn't far from the US state florida
A.
It was because of paranoia. No actual evidence was presented