Which of the following statements best expresses how World War I helped to bring about the Russian Revolution? 1. Russia and Japan competed for control of Korea and Manchuria and the Russian navy suffered defeat after defeat.

2. Russian troops were being killed, and food and fuel shortages led to discontent among the Russian people.

3. Bloody Sunday was the greatest defeat in all of the war for the Russians and they abandoned the war afterwards.

4. The reparations were so severe that the Russian people revolted.