Q. Arrange the following oil refineries of India from west to east: 1. Koyali 2. Bongaigaon 3. Mathura 4. Haldia Select the correct answer using the code given below:

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

Correct Answer: B