Answer:
The badminton scoring system discussed on this page is based on the 21 points
Step-by-step explanation:
When the score reaches 20-20, there will be a deuce. When a score deuces, you’ll need lead by 2 points in order to win the game. Counting of points continue even after 21 points. You will ONLY be announced as the winner if you lead by 2 points (For example, 22-20, 23-21, 24-22…)