The correct option is B 8th April 1857,Barrackpore
c. 8th April 1857,Barrackpore
Explanation: Mangal Pandey had joined the Bengal Army in 1849. He was a sepoy (infantryman) in the 34th Bengal Native Infantry. He played a key part in the events immediately preceding the outbreak of the Indian rebellion of 1857 Mangal Pandey's execution took place on 8th April 1857.