They would help play for interstate highways
It was used to recognise the value of people (High and Low) and gave opportunities and respect to the high class people and not to the low class. Anyways, this was not a good idea as it discriminated people. In present India, caste system is not used as it causes Inequality.
Hope it Helped!
I would honestly go with true for this answer, this is a great question.
Answer:
distance of store and prices
