De Soto is the explorer that discovered the Mississippi River.
The steam engine was crucial to Great Britain's Industrial Revolution. The answer to your question is D. I hope that this is the answer that you were looking for and it has helped you.
Abilities refers to the things that make you capable in doing something.
Answer:
It was deeply involved due to Cuba being around 90 miles off of the coast of Florida, if nukes were on the island, the range could reach almost all of Mainland America. Also, President Kennedy of the USA had told Premier Khrushchev that Soviet nukes are not allowed on the Island of Cuba.