The correct answer is B. Football.
Santosh Trophy is the national football championship of India. It is the oldest football competition in India, and is contested by the state teams of India. The tournament was started in 1941, and is named after K. P. Santosh, a former Indian football player and administrator.
The Santosh Trophy is a knockout tournament, and is played every year. The current champions are Kerala, who won the tournament in 2021.
The Santosh Trophy is one of the most prestigious football tournaments in India. It is a great opportunity for the state teams to showcase their talent, and to compete against the best teams in the country. The tournament also helps to promote football in India, and to raise the standard of the game.
The other options are incorrect because they are not related to football. Hockey is a team sport in which two teams play against each other by trying to maneuver a ball into the other team’s goal using a hockey stick. Basketball is a team sport in which two teams of five players each try to score points by throwing a ball through a hoop elevated 10 feet above the ground. Badminton is a racquet sport in which two or four players hit a shuttlecock with racquets across a net.