Answer:
Many Americans feared that immigrants coming from Eastern Europe in the early 1900s couldn't assimilate.
Explanation:
Catholic immigrants coming from Eastern Europe were thought of as too culturally different. Many of the immigrants spoke other languages, too. German immigrants set up German-speaking schools and newspapers instead of joining all English-speaking institutions.
I believe the movement of water is known as the ocean current.
Answer: 2) Nomadic lifestyle of Native American plains dwellers
-------
Answer number 2 is the only one that is most likely due to climate variations. Climate variation did not cause the discover of gold. Growth of Puritan religious influences was not caused by climate, but more of a spread of the idea throughout colonial America over time. The flow of the Mississippi south is because rivers flow downhill with gravity, and is not affected by climate.
However, the plains Indians were nomadic mainly because they follow the migration of buffalo. The buffalo migrated due to seasonal variations as they followed their food source. This makes answer 2 the best answer.
In November 1832 South Carolina adopted the Ordinance of Nullification, declaring the tariffs null, void, and nonbinding in the state. U.S. Pres. Andrew Jackson responded in December by issuing a proclamation that asserted the supremacy of the federal government.
