The first known settlements in ancient India were in the
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Indus River Valley.
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Himalayas.
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Eastern Ghats
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Deccan Plateau
A
Correct answer
Explanation
The Harappan civilization, which represents the earliest known urban culture on the Indian subcontinent, developed in the fertile basin of the Indus River. This river valley provided the water and rich silt needed to sustain large agricultural settlements.