The correct answer is: c) Gambhir Singh.
Gambhir Singh (1782-1834) was the king of Manipur from 1821 to 1834. He was a powerful and successful ruler who expanded the Kangleipak kingdom, conquering several smaller states. He also built a strong military and modernized the Manipuri army.
Marjit Singh (1750-1819) was the king of Manipur from 1782 to 1819. He was a wise and just ruler who promoted peace and prosperity in the kingdom. He also built many temples and other public works projects.
Churachand Singh (1812-1862) was the king of Manipur from 1834 to 1862. He was a weak and indecisive ruler who was unable to prevent the British from annexing Manipur in 1891.
Jai Singh (1728-1795) was the king of Manipur from 1759 to 1795. He was a brave and courageous ruler who fought many battles against the Burmese. He also built many temples and other public works projects.