Why did the united states slow its construction of nuclear power plants in the 1980s?

a. americans felt that there were plenty of oil reserves.
b. americans felt less safe after the accident at three mile island.
c. the government banned nuclear power as part of an international treaty.
d. nuclear power became too expensive.

Which factor has played the most important role in changing the way history is studied over time?

Which of the following was a major outcome of european imperialism in africa after the industrial revolution? o a. the area around the suez canal experienced decades of military conflict o b. africans in the belgian congo suffered forced labor and oppression o c. the discovery of rich matural resources led to african economic prosperity. o d. europeans brought disease to central africa, killing thousands.

Which region of the country had more representatives in congress as of 1860