What??????????????????????????
Answer:
that balance and coordination have improved
Explanation:
Holding your arms out helps you balance, so as that improves, kids pull their arms in
Answer:
involuntary movement
Explanation:I can't reveal my resources at this time
I am assuming that there is answer choices because you said "which"? If there are answer choices I'd appreciate it if you woud post them because I would gladly answer your question!