Answer:
Im not 100% sure but JUST using the map alone I would say Major European nations were divided into two political blocks
Explanation:
France and russia in the map are shown as opposite, so not A. Germany's borders changing is supported however you cannot tell that from JUST looking at this map, and also Western European nations retained alliances with USA because on the map it doesnt mention the usa at all, just that europe is divided so the answer "Major European nations were divided into two political blocks" is the one supported by the map.