A. anvil, hope this helps
The person is the difference. Other than that idk
Well he could be teething, if hes 18 months, but it could be an abnormality in his muscles
If someone I was helping has mental capacity but wants to do something unwise; I would talk to them about something possible
Hihi!
The correct answer would be bacteria and in this case streptococcus bacteria!
I hope I helped!
-Loliarual
