Explanation: The Ganges River, also known as the Ganga, is one of the most important rivers in India, flowing across the northern part of the country. It originates from the Gangotri Glacier in the Himalayas and flows through the states of Uttarakhand, Uttar Pradesh, Bihar, and West Bengal before emptying into the Bay of Bengal. The river is approximately 2,525 kilometers (1,569 miles) long and is considered sacred by Hindus, who believe that bathing in its waters can cleanse sins and help achieve salvation.
The Ganges River is not only a significant religious site but also a crucial resource for the people of northern India. It supports agriculture, industry, and daily life for millions of people. The river basin is one of the most densely populated regions in the world, with a population of over 400 million people depending on it for water, food, and livelihoods.
The Ganges is also a major focus of environmental concerns due to pollution from industrial waste, agricultural runoff, and untreated sewage. Efforts to clean and conserve the river have been ongoing for decades, with various government and non-governmental organizations working to improve water quality and protect the ecosystem.
In contrast, the Mississippi River is located in the United States and is not relevant to the geographical context of the question. Similarly, the Yellow River is located in China and does not flow through India. Therefore, the Ganges River is the only correct answer among the options provided, as it is the river that flows across northern India and holds immense cultural, religious, and economic significance.