This is a question about identifying which sport uses a racket. A racket is used to hit a ball in various sports. Among the options, only Tennis involves the use of a racket to strike the ball.
Canoeing, skiing, and curling are not racket sports. Canoeing and skiing are water and snow sports, respectively, and curling is a sport involving sliding stones on ice. Only tennis, which involves using a racket, is the correct option.