Answer:
Autism
Explanation:
Description from the passage from your question is telling us that seems that Liam has autism. Sometimes it is hard to recognize it at that age because Liam is only two years old.
The children that have autism don't like to be touched and they don't like to make eye contact with anyone.
Answer:
Well, if they could help, then sure. But in most situations, no <em>(false)</em> the closest person <em>cannot</em> help.
- They would have to call 911 immediately.
I hope this helped at all.