why my 4yr old only plays with selected people

A. Hello! Kids always want confidence and comfort when it comes to certain surroundings. They might be comfortable and confident only with certain people certain way of living. Do not worry. It is important that first your child is able to understand what is socialising and start doing it. Gradually, and eventually, the child will learn how to mingle with everyone. For this, you need to be more supportive and communicative.