Arrange the following events in chronological order and choose the correct answer using the codes given below:
A. Amritsar Incident
B. Chauri Chaura Incident
C. Champaran Movement
D. Moplah Revolt
Codes:
(a) A, B, C, D (b) B, A, C, D (c) C, A, D, B (d) C, A, B, D