The correct answer is: a) Gangmumei Kamei.
Gangmumei Kamei is a noted historian and scholar from Manipur. He is known for his work on Manipuri history and culture. He has written several books on these topics, including “A History of Manipur” and “The Meitei People.” He is also the founder of the Centre for Manipuri Studies at the University of Delhi.
Bir Tikendrajit Singh was a Manipuri prince and general who fought against the British in the Anglo-Manipur War of 1891. He was executed by the British after the war.
Hijam Irabot was a Manipuri nationalist and freedom fighter who fought against the British Raj. He was imprisoned by the British for his activities.
Paona Brajabasi was a Manipuri poet and writer. He is known for his work on Manipuri literature and culture.
I hope this helps!