Answer: Plastic waste and industrial effluent too choke India's holy river. But the most serious long-term threat to the Ganges is lack of water. For many years, the flow of the river has been ebbing. Activists blame most of the deficit on unsustainable extraction.
Explanation:
I would say All Of The Above.
The upper class consisted of the royal family, rich landowners, government officials, important priests and army officers, and doctors. The middle class was made up chiefly of merchants, manufacturers, and artisans. The lower class, the largest class by far, consisted of unskilled labourers.
True it is in a particular time in the past