The correct answer is "C".
The Partition of India of 1947 marked the beginning of the end of the British Rule over India. It consisted of the separation of the Indian subcontinent into 2 separate administrative territories. One of them being Pakistan and the other India. The separation was mainly due to religious reasons, as the Pakistani people were Muslim and the Indians practiced Hinduism.
Bolsheviks were the majority group of the workers of Russia, who under the leadership of Lenin, believed in the revolutionary methods for bringing about changes in the society and the state. In their opinion, the parliamentary methods would not be able to bring about any changes in a country like Russia where no democratic rights existed and where there was no Parliament. Ultimately, it was these Bolsheviks who were able to bring about a successful revolution in Russia in 1917 and they changed the whole structure of the state and the society.
The answer is D, which is storming of the Bastille in an attempt to overthrow and attack the monarchy.