Which of these would you generally not see until the preschool years? parallel play

anxiety around strangers

desire to imitate adults

willingness to share

Answer labor;

Pretty sure this would be b. the rest are trick questions. the bystanders  won't go near you if u have cpr cuffs that could hurt them. the dog will back off because the sound will scare him. and the vomits just a stupid trick. if there is that much slober and vomit on the guy hes either choking on it, or just take off his shirt. 

Ahuman being is the correct answer.