I think it’s D the one that said they needa defeat the communist troops
The correct answer is C) poor working conditions had resulted in many premature deaths.
Many labor unions formed during the late 19th and early 20th centuries because poor working conditions had resulted in many premature deaths.
That was an important reason, among others, for workers to organize and join forces creation labor unions during the 1800s and 1900s.
For instance, during the Gilded Age, many businesses men, and investors amassed great fortunes at the expense of the workers. These wealthy owners exploited workers. They had big and profitable companies exploiting the workers.
These workers spend long hours in the fabrics working under unhealthy conditions, with no ventilation and earned low salaries.
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.
Environmental risks arise from all of the following except. D. GROUNDWATER.
The only time groundwater can become an environmental risk is when it is contaminated with hazardous chemicals or becomes polluted.
Pesticides, pollution, and industrial chemicals are environmental risks because excessive amount and improper disposal of those items will lead to contamination by air, water, and sea. Which will result to being imbalance of nature and ultimately affect the quality of life.