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In the early 13th century the Mongol Genghis Khan consolidate most of the nomads on the steppe.
Answer:
empowered the EPA to protect groundwater in the United States.
Explanation:
The 1974 Congressional Safe Drinking Water Act was passed by the United States Congress. In the act, the U.S. EPA (the United States Environmental Protection Agency) is empowered to carry out certain responsibilities and duties. Among which is the establishment of"minimum standards for state programs to protect underground sources of drinking water from endangerment by underground injection of fluids."
Hence, the correct answer, in this case, is "empowered the EPA to protect groundwater in the United States."
The answer would be B) wanted to keep trade in China open
The United States became an "isolationist" nation because of all the funds it loaned to its European allies during World War I, not to mention all of the US lives that were lost in the war as well. This is because the US felt it was wasting time, money, and American lives on a war that did not affect them.