Which of the following has been a leading theory about how human beings first came to the Americas? a. They crossed a land bridge from Asia to North America.

b. They swam across the Pacific Ocean from small islands.

c. They sailed from Europe to explore new lands.

d. They crossed glaciers that once linked Antarctica to South America.

Many scandinavians immigrated to the united states as a result of the homestead act of 1862, which offered land to independent farmers. this is an example of a push factor, because turmoil in scandinavia encouraged people to leave. push factor, because a new opportunity encouraged people to come to the us. pull factor, because turmoil in scandinavia encouraged people to leave. pull factor, because a new opportunity encouraged people to come to the us.

Select 3 oral histories from the section entitled, "oral histories of long walk events", and explain how you would feel if this experience happened to you

Why did the federal government choose to give each tribal member a 25-year deed to the reservation land? this was the life expectancy of native americans at this time, and the government wished to grant rights for only a single generation. they considered this to be enough time to keep the area calm before they could take the land back again for sale. the united states government believed that the nutrients from the land would be depleted by the end of the deed. the government believed this would be enough time for the tribal members to become self-reliant and adapt to the farming lifestyle.