What culture characteristics make south asia distinctive?

Asia is compose of Western Asia, Eastern,Southeastern,Northern,Central Asia and South Asia. A distinctive feature of South Asia is it's cultural diversity. Culture is a set of standards of a society of the acceptable behavior. Diversity is having a difference from the majority. Cultural diversity is vital since people can learn from each other. It can help one to recognize the differences and thus respect people because of it.

The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.