Concept:This question tests knowledge of Indian sportspersons and the sports they are famous for. Each option pairs a person with a sport, and only one pair is correct.
Explanation:Saina Nehwal is a professional badminton player from India. She won multiple international tournaments and was ranked world number one in women's singles in 2015. So, option B is correct.
Sania Mirza is a tennis player, not a table-tennis player. She is known for her Grand Slam doubles titles.
P.T. Usha is a former track and field athlete, often called the "Payyoli Express". She earned medals in sprints and hurdles at Asian Games and Commonwealth Games, not weightlifting.
K. Malleshwari is a former weightlifter. She won a bronze medal at the 2000 Sydney Olympics, becoming the first Indian woman to win an Olympic medal. She is not associated with athletics.
Therefore, only the pair Saina Nehwal : Badminton is correct.
Answer:B. Saina Nehwal : Badminton