Correct Answer: Battle of Buxar

Solution : The correct option is the Battle of Buxar .

The battle of Buxar was fought between the British East India Company and the combined forces of the Mughal Empire, the Nawab of Oudh, and the Nawab of Bengal. The British East India Company, led by Major Hector Munro, emerged victorious in the Battle of Buxar. As a consequence of this, the British expanded their influence in the region.