Four Buddhist Councils were held at the following places. Arrange them in correct chronological order and select the correct answer from the code given below.
1. Vaishali
2. Rajagriha
3. Kundalvana
4. Pataliputra
Code:

1. A.1, 2, 3, 4
2. B.2, 1, 4, 3
3. C.2, 1, 3, 4
4. D.1, 2, 4, 3