INDIAN HISTORY

Detailed explanation-1: -From the given options Sindhu is the most mentioned river. The most prominent river in the Rig Veda is Saraswati . The Rig Veda mentions the Saraswati river as between the Yamuna to the East and river Sutlej to the west.

Detailed explanation-2: -Most of the Rig-Veda civilization was centred on the River Saraswati which is now lost in Deserts of Rajasthan. The Rig-Veda mentions rivers Kabul, Swat, Kurram, Gumal, Indus, Jhelum, Chenab, Ravi, Beas, Sutlej etc.

Detailed explanation-3: -During Vedic period Punjab was called “Sapta Sindhu” or “the land of seven rivers". During Vedic period Punjab included the area which was drained by the seven rivers were found. These rivers are-the Satluj, the Jhelum, the Ravi, the Beas, the Chenab, the Saraswati, and the Indus.

Detailed explanation-4: -The river Saraswathi is frequently mentioned in Rigveda.

Detailed explanation-5: -The seven rivers mentioned in the Rig-Veda are Indus, Vitasta (Vehit/Jhelum), Asikni (Chenab), Prusni/Eravati (Ravi) Vipasha (Beas), Sutudri (Sutlej) and Sarasvati (which dried up).