Due to the fact's of world history.
Answer choice- B.<span>Kublah Khan</span>
1. migration led to populating the world from people moving from place to place, mainly after the Ice Age when the ice melted (it connected Asia to North America). This connection of ice led to traveling and eventually creating different civilizations all around the world.
2.Benefits of permanent settlement: solid resources that can be reached at any time. stronger homes to live in. crops growing for months. Benefits of nomadic settlement: travel following seasons, so there will always be resources that line up with the weather. there's no piece of land that's "territory". following herds of animals means it's a constant food source. following where rivers flow eventually leads to lakes (salmon).
I’d go with C. Jazz and the dance “The Charleston” were big and new in the 1920s.
Not A, because The Great War, World War I, ended in 1918.
Not B, because the Panama Canal was built from 1904 to 1914.
Regarding D: Telegraphs were sent from the 1840s-1977. If the question is supposed to have more than one answer, this would be a good second answer. But if the question has only one answer, go with C.
They thought they would die on the way & they did not want to take their risk