The correct option is A Meerut
Sepoy Mutiny, widespread but unsuccessful rebellion against British rule in India in 1857–58. Begun in Meerut on 10 May 1857 by Indian troops (sepoys) in the service of the British East India Company, it spread to Delhi, Agra, Kanpur, and Lucknow. It is also known by other names: the Indian Mutiny, the Indian Rebellion of 1857, First War of Independence or the Indian Revolt of 1857.