B. geographical boundaries created in earlier historical periods
Answer:
Option B
I think this is the answer based on my age, knowledge, and life experiences. However, I am only 50% sure about my answer. I figured that I would give it a shot being no one else has replied. If you decide to go with my option please advise me on the correct answer, please.
Explanation:
Answer:
Worked together to build war supplies for the Allies
Explanation:
During World War II, American industry and government "worked together to build war supplies for the Allies."
World war two which lasted between 1939 to 1945, had the United States of America joined the war later. Before and after entering the war entirely, the country, through its industry, was the primary source of producing war supplies such as ammunition, weapons, and other supplies to Allies to combat the Germans and their Alliances in Italy and Japan.