Step 1: Understanding the Cripps Mission.
The Cripps Mission was sent by the British government to India in 1942, led by Sir Stafford Cripps, to negotiate Indian support for the British war effort in World War II. The mission arrived in March 1942 to discuss the terms of India's involvement in the war and post-war constitutional reforms.
Step 2: Analyzing the options.
(A) March 1939: This is incorrect. The Cripps Mission did not arrive in 1939.
(B) March 1940: This is incorrect. The mission arrived in 1942, not 1940.
(C) March 1942: Correct. The Cripps Mission came to India in March 1942.
(D) March 1946: This is incorrect. The mission took place in 1942, not 1946.
Step 3: Conclusion.
The Cripps Mission came to India in March 1942. Therefore, the correct answer is (C) March 1942.