Arrange the following battles in chronological order and select the correct answer from the codes given below:
I. Battle of Sarnal
II. Battle of Bilgram
III. Battle of Dharmat
IV. Battle of Jajau
Codes:

1. A.II, I, III, IV
2. B.II, III, IV, I
3. C.III, II, I, IV
4. D.III, I, II, IV