The correct answer is: D. Yamuna
The Yamuna is a perennial river in India and a tributary of the Ganges. It is the longest tributary of the Ganges, and the second-longest river in India, after the Ganges itself. The Yamuna is also one of the most sacred rivers in Hinduism.
The Yamuna originates in the Yamunotri Glacier in the Garhwal Himalayas in the Indian state of Uttarakhand. It flows through the states of Uttarakhand, Himachal Pradesh, Haryana, Delhi, and Uttar Pradesh, before joining the Ganges at Allahabad. The Yamuna is a major source of irrigation for the states through which it flows. It is also a major source of drinking water for millions of people in India.
The Yamuna is a polluted river. The main sources of pollution in the Yamuna are industrial effluents, sewage, and
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