The correct answer is: Saikhom Mirabai Chanu.
Saikhom Mirabai Chanu is an Indian weightlifter who won the silver medal in the women’s 49 kg event at the 2020 Summer Olympics in Tokyo. She is the first Indian weightlifter to win a silver medal at the Olympics.
Nilakanta Sharma is an Indian swimmer who competed in the men’s 100 metre freestyle event at the 2020 Summer Olympics. He finished 47th in the heats and did not advance to the semifinals.
Suranjoy Singh is an Indian boxer who competed in the men’s flyweight event at the 2008 Summer Olympics. He lost to eventual gold medalist Zou Shiming in the quarterfinals.
Dingko Singh is an Indian boxer who competed in the men’s bantamweight event at the 1996 Summer Olympics. He won the bronze medal, becoming the first Indian boxer to win an Olympic medal.