Correct option is D
The correct answer is: (d) two rivers
Explanation:
The term Doab is derived from Persian, where "Do" means two and "Ab" means water (rivers). Thus, Doab literally means the land between two rivers.
The most well-known Doab in India is the Ganga-Yamuna Doab, which lies between the Ganga and Yamuna rivers in northern India.
Information Booster:
•This fertile region has historically been important for agriculture and settlement, especially in states like Uttar Pradesh.
•There are several Doabs in the Indo-Gangetic Plain, named after the rivers they lie between, such as the Bist Doab (Beas–Sutlej), Rechna Doab (Ravi–Chenab), and Bari Doab (Beas–Ravi) in the Punjab region.
• Doabs are crucial to Indo-Gangetic agriculture.
• Punjab literally means "land of five rivers," consisting of several doabs.
• These regions support intensive irrigation and cropping systems.