If you're talking about WW2, it's the battle of Stalingrad.
If it's about WW1, it would probably be Verdun.
Answer: It is based on the freezing point being 0 degrees Celsius and the boiling point at 100 degrees Celsius.
They centered around the first answer
Answer:The answer is B cause I took it on USA test prep
Explanation:
After the civil war, railroads connected the country on a national scale, boosting the economy and leading to mass production, mass consumption, and encouraging entrepreneurs.