Louis Fischer, the biographer of Mahatma Gandhi, was associated with the movement of

Civil Disobedience
Individual Satyagraha
Non-co-operation
Quit India

The correct answer is (a). Louis Fischer was a journalist and author who wrote extensively about Mahatma Gandhi and the Indian independence movement. He was a strong supporter of Gandhi’s nonviolent methods of protest, and he was associated with the Civil Disobedience movement.

The Civil Disobedience movement was a major campaign of nonviolent protest that was launched by Mahatma Gandhi in 1930. The movement was aimed at protesting British rule in India, and it involved a variety of tactics, including boycotts, strikes, and demonstrations. The Civil Disobedience movement was successful in achieving some of its goals, and it helped to pave the way for Indian independence in 1947.

The other options are incorrect. Individual Satyagraha was a form of nonviolent protest that was developed by Mahatma Gandhi. It involved individuals refusing to cooperate with the British government in a specific way, such as by refusing to pay taxes or by refusing to serve in the military. Non-co-operation was a broader movement that was launched by Mahatma Gandhi in 1920. It involved a variety of tactics, including boycotts, strikes, and demonstrations. Quit India was a movement that was launched by Mahatma Gandhi in 1942. It called for the British to leave India immediately.