In the questions below, few statements are given depicting an issue or a problem. You have to assume everything in the statements to be true even if they are at variance from commonly known facts, and on the basis of the information given in the statements, decide which of the suggested courses of action logically follow(s) for pursuing. Statement: A report shows that the groundwater level in several metropolitan cities has been falling drastically due to over-extraction and poor rainwater harvesting practices. Experts warn that if this continues, many cities may face acute water shortages within a decade. Courses of Action:
I. The government should mandate rainwater harvesting systems in all residential and commercial buildings.
II. Citizens should be encouraged to reduce personal water consumption through incentives and awareness drives.
III. The government should stop supplying water to industrial units completely.