Whom did the English defeat in the battle of Buxar?

Q. Whom did the English defeat in the battle of Buxar?

(a) Mir Kasim

(b) Siraj-ud-Daulah

(c) Shujauddin

(d) Mir Jaffar

Ans: (a) Mir Kasim

Explanation: The joint armies of Mir Qasim were defeated by the British. Mir Qasim absconded from the battle and the other two surrendered to the English army. The battle of Buxar ended with the Treaty of Allahabad in 1765.