Answer:
1.
- follow prescribed sets and reps
- get enough sleep
- listen to their body and know your limits
2. No, but the spotter should be able to posses the strength to be able to assist the lifter when re-racking
3. A spotter acts as an extra set of eyes and a equipment operator
4. improve muscle growth, workout intensity, weight control, muscle recovery, and muscle endurance
Step-by-step explanation: