Why is the united states is one of the largest trading nations in the world?

The country has trade relations with many other countries. Inside that circle, the trade with Europe and Asia is crucial to our trade. To fulfill the demands of the industrial sector, our country has to import mineral oil and iron ore in large supplements. It includes, Machinery, cotton yarn, toys, mineral oil, lubricants, steel, tea, sugar, coffee, and many more items are traded. Our country's export list includes grain food like wheat, corn, and soybean. Aeroplanes, cars, computers, paper, and machine tools required for different industries.

The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.

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