I am 95% sure it is the geography and climate of the area where they settled. If you take a look at different native groups, you’ll see that the most prominent factors are their farming/hunting and housing styles, both affected mainly by the climate and geography surrounding them.
I believe the correct term is "free enterprise".
It increases as they need to ship supplies to the army for medical uses or ammo such like. They need to rapidly produce weapons and ammo so that they can continue to fight on. Medicine such as penicillin was mass produced as it stopped infection rate so the mass production of that drug helped in ww2
Really hope this helps :)
Answer:
B. <u>Is useful for showing changes over a period of time.</u>
Gettysburg is in Germany and Americans won the battle, pushing farther into Germany
