The correct option is D Fourth Anglo-Mysore War
Explanation:
An important result of the Fourth Anglo-Mysore War was the complete elimination of the French threat to British supremacy in India. Tipu was killed. The remaining core, around Mysore & Seringapatam, was restored to the Indian prince belonging to the Wodeyar dynasty. Much of the remaining Mysorean territory was annexed by the British, the Nizam & the Marathas.