Final answer:
The most logical way for the trainer to react to best treat her athlete experiencing heat stroke is to call 911.
Step-by-step explanation:
The MOST logical way for the trainer to react in this situation to BEST treat her athlete is to call 911. Heat stroke is a medical emergency that requires immediate attention. While other options, such as massaging affected muscles or leading the athlete through a cool down, may provide some relief, they do not address the seriousness of heat stroke. Covering the athlete with lukewarm towels may help reduce their body temperature, but medical intervention is necessary to provide proper treatment.
Learn more about Heat stroke