(a) Srikanth Kidambi
(b) Sandeep Gupta
(c) Varun Kapur
(d) B. Sai Praneeth
Explanation: Shuttler Kidambi Srikanth became the first Indian man to win a silver medal at BWF World Championships. In the final, he was defeated by Singapore’s Loh Kean Yew by 21-15, 22-20.