The correct answers are B) salt was used as a form of currency and D) salt was used to preserve food.
<em>The two factors that explain why salt was so valuable to West Africans are salt was used as a form of currency and salt was used to preserve food.
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Salt for West Africans was of the utmost importance. It served as a currency that allowed themto trade gold for salt. Yes, salt was a necessary element for people to survive because salt was used to preserve food. West Africans knew how to find grains of salt from the river beds after rainfall. People from the North of Africa had abundant gold, but no salt. So they often traded gold for salt with Western Africans. So the two factors that explain why salt was so valuable to West Africans are salt was used as a form of currency and salt was used to preserve food.
Coal-burning factories and increased automobile usage has caused the greatest increase in "<span>A) air pollution," since in fact coal when burned is one of the worst pollutants. </span>
In early April 1917, with the toll in sunken U.S. merchant ships and civilian casualties rising
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Greece's geography impacted the social, political, and economic patterns in a variety of ways, such as that its mountains prevented the complete unification, that led to the establishment of the city-states near the sea, which led to a reliance on naval powers, hindered overland trade, and encouraged maritime trade around the Mediterranean, which led to the influence of other Mediterranean cultures on Greek society.
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im NOT SURE but the a answer is possibly B) Resist desegregation
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