Which of the following can be considered as the causes for the 'Revolt of 1857'?
1.Annexation of princely states through the policy of Doctrine of Lapse.
2.Unpopular land revenue policy of British.
3.Racial discrimination faced by the Indian sepoys in the British army
4.Freedom given by the Birtish to the Christian missionaries to preach in India.
5.Decline of Indian trade and industries
A1,2, and 4 only.
B1,2, and 3 only.
C1,2,3 and 4 only.
D1,2,3,4 and 5 (All of the above)