Arrange the following monuments in chronological order and select the correct answer from the codes given below:
I. Rabia Daurani's Tomb, Aurangabad
II. Shershah Suri's Tomb, Sasaram
III. Humayun's Tomb, Delhi
IV. Atala Mosque, Jaunpur

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