What is the correct sequence of the following Indian states in descending order of their length of surface roads per 100 km2 of their area? 1. Haryana 2. Maharashtra 3. Punjab 4. Tamil Nadu Select the correct answer using the codes given below:

1. The question asks to arrange Indian states in descending order based on the length of surface roads per 100 km² of their area. 2. This requires knowledge of road density data for the states Haryana, Maharashtra, Punjab, and Tamil Nadu around the year 1998. 3. Based on data from that period, the correct descending order of road density was Tamil Nadu (IV), followed by Punjab (III), then Haryana (I), and finally Maharashtra (II). 4. Therefore, the correct sequence is IV, III, I, II.