Which of the following rivers flows through Sonbhadra district of Uttar Pradesh?

Son river flows through Sonbhadra district of Uttar Pradesh. Son River is a perennial river located in central India. It originates near Amarkantak Hill in Annupur district of Madhya Pradesh and finally merges with the Ganges River near Patna in Bihar. Sone river is the second largest southern tributary of the Ganges after Yamuna River. India's oldest river bridge Koilwar Bridge over Sone River connects Arrah with Patna. Sone river is famous for its sand across country.