Answer:
North American Free Trade Agreement
The United States–Mexico–Canada Agreement is based on the North American Free Trade Agreement (NAFTA) which originally came into effect on January 1, 1994.
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Answer: 3) "<span>both north and south of the equator " .
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Explanation:
we can protect soil quality by the following ways:
1.plantation should be done.
2.chemicals should not be used.
3.using earthworm in the field as it makes the soil fertile
4.construction of dams should be made which prevents soil erosion.
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