Answer:
The thymus lies in the chest behind the breastbone and above the heart. Relatively large in infancy, it increases in size until puberty and thereafter shrinks to only a few grams in old age.
Explanation:
You can take in more air and be under water longer
Health food . sports sprit encouraged
The correct answer is G because Water always helps ig
3.6 and repeating.
I hope this helps.
