I want to honestly say D but I'm not 100% sure
Answer: I'm pretty positive that it's set in USA (United States of America)
Explanation: "and army-issued blankets, ones that still said U.S." when the story says "still said U.S" it indicates that the story took place in USA, since it would not mention the word "still" if they were in a different country.
The answer is B. You should always have a target question to answer that goes along with your thesis or purpose. After conducting your research you can begin your outline and writing process
The absorption of nutrients in the small intestine is controlled by the digestive system. Excess nutrients are filtered out from kidney into urine through the excretory system. However, both these processes are regulated by the endocrine system.