Explanation:

This is a factual question inquiring about the sport with which a specific individual, Harshit Raja, is associated. - **Option (A) Table Tennis:** Harshit Raja is not primarily recognized or known as a table tennis player. His achievements are not in this sport. Therefore, this option is incorrect. - **Option (B) Chess:** This is the correct answer. Harshit Raja is a prominent Indian chess player. He achieved the prestigious title of Grandmaster (GM) in 2021, becoming India's 69th Grandmaster. His significant accomplishments and recognition are well-documented within the international chess community. - **Option (C) Badminton:** Harshit Raja is not associated with the sport of badminton. His professional career and public recognition are not linked to this sport. Thus, this option is incorrect. - **Option (D) Tennis:** Harshit Raja is not known as a tennis player. His sporting endeavors and achievements do not lie in the field of tennis. Therefore, this option is incorrect.\nHence, Harshit Raja is definitively associated with the sport of Chess.