The first revolution toppled tsar rule and put a provisional government had little support,
This situation make it possible for the Bolsheviks second revolution to bring down the government. When the civil war was over, the Bolsheviks now replaced the tsar and hold the majority of control in the government. They later on replaced the officials that ruled under the tsar with their own, and implemented communist principle to Russian economy.
answer is option d just before world War two
As a victim of the Indian attacks, Mary Rowlandson wrote a vivid description (her short book, "A Narrative of the Captivity and Restoration of Mrs. Mary Rowlandson") of the eleven weeks and five days she spent living with the Native Americans.