I'm pretty sure that the answer is 'the Romans"
The answer is a) the division of germany.
Answer:
B: Elimination of a threat on Germany's eastern front
Explanation:After the Russians backed out of the war, it temporarily helped relief Germany and helped free up large number of Austrian and German troops to fight somewhere else.
I believe that the three countries which were fighting for control over North America were England, Spain, and France.
All of these countries wanted to have a piece of this new continent they accidentally discovered. Somehow, France got the northern parts (Canada especially), Spain got the southern parts (especially Mexico), and England got the middle.