Correct option is D
Explanation:
In standard hurdle events for men, the following distances are used:
- 110 meters for the short-distance hurdle race (commonly referred to as the 110m hurdles).
- 400 meters for the long-distance hurdle race, also known as the 400m hurdles.
These distances are used in international athletics competitions, including the Olympics and World Championships.
Additional Information:
- Hurdle Height: In the 110m hurdles, the hurdles are 1.067 meters high, while in the 400m hurdles, they are 0.914 meters high.
- Hurdles Spacing: In 110m hurdles, hurdles are spaced at 9.14 meters apart, while in 400m hurdles, the distance between hurdles is 35 meters.
- International Standard: These distances are recognized by the International Association of Athletics Federations (IAAF) for men's competitions.
- Olympic Events: Both the 110m hurdles and 400m hurdles are part of the Olympic Games.
- Training and Technique: Success in hurdling requires not only speed but also precise timing, technique, and agility to clear each hurdle efficiently.