(A) The Congress Ministries resigned in 1939: This statement is correct because in 1939, as a response to the outbreak of World War II and the British government's decision to involve India in the war without consulting Indian leaders.

(C) The 'Quit India' campaign began in 1942: This statement is correct as the 'Quit India' movement, also known as the August Kranti, was launched by Mahatma Gandhi and the Indian National Congress in August 1942, demanding an end to British colonial rule in India.

(D) A Labour Government came to power in Britain in 1945: This statement is correct because in the general elections held in the United Kingdom in July 1945, the Labour Party won a significant victory, and Clement Attlee became the Prime Minister. 

(B) The 'Cripps Mission' came to India in 1940: This statement is incorrect. The Cripps Mission actually came to India in 1942, not in 1940.

(E) Lord Mountbatten was replaced by Lord Wavell in 1947: This statement is incorrect. Lord Louis Mountbatten was the last Viceroy of India, serving from March 1947 to August 1947.

So, the correct option is (4) (A), (C), (D)