Examine the timeline and answer the following question: The Soviet Union worked with the United States, Great Britain, and other countries to defeat Germany — based on the timeline, which event most likely caused them to form this alliance? A. Germany broke its pact to not invade the Soviet Union.

BGermany refused to provide military assistance to the Soviet Union if attacked.

CGermany and Japan had allied against the Soviet Union.

DGermany and the Soviet Union fought over control of Polish territory.