The answer is B. Bay Of Pigs Invasion
Before the revolution, Cuban was led by Fulgencio Batista, an Ally of the united states.
But after the Revolution, Batista was overthrown and replaced by Castro, who chose to make an Alliance with the soviet Union.
In 1961, under a Direct Command from Castro, Cuba launch a military invasion to the bay of pigs, ( which Failed because it was undertaken by CIA)
The right answer for the question that is being asked and shown above is that: "B. As homesteaders moved into areas along cattle trails, they fenced their farms." One reason for the end of long cattle drives is that as<span> homesteaders moved into areas along cattle trails, they fenced their farms.</span>