Correct Option: B

Lahore Conspiracy Case refers to the trial of Bhagat Singh, Rajguru, and Sukhdev in 1931. On April 8, 1929, Bhagat Singh and Batukeshwar Dutt, two active members of the Hindustan Republican Socialist Association, went to the Central Legislative Assembly and threw a bomb at government benches and raised the slogan of 'Long Live the Revolution'.