Answer:
b
Explanation: the server serves for an entire game until they switch to the opponents serving.
1. modifying your exercise routine, <span>testing your new ability level, and
setting new, realistic goals
2. </span>holding your knees to your chest in a stretch
3. avoid exercises with excess repetition
4. because they are caused by your exercise
5. Tendonitis
6. <span>lack of motivation</span>
7. False
