Arrange the following oil refineries of India from West to East:
1. Koyali 2. Bongaigaon
3. Mathura 4. Haldia
1, 2, 3, 4
1, 3, 4, 2
3, 1, 2, 4
2, 4, 3, 1
Q16. Arrange the following oil refineries of India from West to East: