What was the Battle of the Somme?

A)It was the longest battle that occurred during World War I.
B) It was a battle that halted Germany’s invasion of France.
C) It was a months-long battle resulting in massive British casualties.
D) It was a battle that opened a second World War I front in Turkey.

I think it is c

Explanation:

it was a months long battle which had massive British casualties but Germany's casualties were probably higher so I'm not sure

churchill warned that the soviet union had cut eastern europe off from the west with an "iron curtain."

give me brainliest

answer; /// i believe that the correct answer is (divison of labor);