Answer:
a) Love - 15
Explanation:
In a game of tennis, the match starts with "love" or zero and goes up to 40. From love, it goes 15, 30, 40, then game point. Deuce refers to when the game is tied.
Hope this helps.
Ab example of the training principle of change in frequency is Adjusting the duration
A !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!