Answer:
The type of essay that requires a person to analyse primary source documents is called DBQ essay. DBQ essay is also known as Document Based Question Essay or Data-Based question Essay. This is a type of essay that requires a person to properly analyse the document in hand as well as based on knowledge gained.
Explanation:
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Answer:The labor movement in the United States grew out of the need to protect the common interest of workers. For those in the industrial sector, organized labor unions fought for better wages, reasonable hours and safer working conditions.
Explanation: Got it right on the edge.
In this passage, the type of warfare being described by the author is "chemical warfare".