The correct answer should be gymnastics. While the other mentioned sports could help him too, gymnastics is the most comprehensive one because it involves almost every muscle in the body to do various exercises, whereas biking would increase his leg muscle fitness most, but would not do much for the rest of his body.
Answer:
honestly ruined it but thats ok
Explanation:
Real-world efficiencies are generally very high, in the 90 percent range. FALSE.
The Nemours Foundation specializes in providing health care to children.