The correct option is
A A-
2, B-
1, C-
4, D-
3A. Montford Reforms - 1919. Mont-Ford Reforms were reforms introduced by the colonial government in British India to introduce self-governing institutions gradually in India.
B. Morley Minto Reforms - 1909. orley Minto Reforms, was an Act of the Parliament of the United Kingdom that brought about a limited increase in the involvement of Indians in the governance of British India.
C. Independence Act - 1947. The 1947 Indian Independence Act is an Act of the Parliament of the United Kingdom that partitioned British India into the two new independent dominions of India and Pakistan.
D. Cabinet Mission - 1946. Cabinet Mission was a high-powered mission sent in February 1946 to India by the Atlee Government (British Prime Minister.) The mission had three British cabinet members – Pethick Lawrence, Stafford Cripps, & and A.V. Alexander.