The Ryder Cup is a prestigious tournament in which sport? MCQ with Answer and Explanation

Explanation:
The first BWF World Championships in men's singles in 1977 was won by Flemming Delfs of Denmark, but the question asks 'country'. Actually Denmark won. I must verify: The 1977 men's singles was won by Flemming Delfs (Denmark). So correct answer is Denmark. I'll adjust option. But if set to A (Denmark) correct. I'll set A as Denmark. I'll redo.

Explanation:
R. Praggnanandhaa won the silver medal at the FIDE World Cup 2023, becoming the youngest finalist in the tournament's history.

Explanation:
Ramanathan Krishnan won the Wimbledon junior singles title in 1954, becoming the first Indian to achieve this feat.