The answer is B! Hope this helps
Answer:
The United States had 4,355,000 military personnel involved in World War I. ... The U.S. Navy played a major role in helping to blockade Germany, keeping out supplies and hurting Germany economically. The U.S. forces that were sent to Europe during World War I were called the American Expeditionary Forces (AEF).
Explanation:
Answer:6-b, 7-a
Explanation: they fit the best and i've taken these classes before lol