Final answer:
The child's most likely diagnosis is Autism Spectrum Disorder (ASD) characterized by impaired social interaction, communication abilities, and repetitive behaviors.
Step-by-step explanation:
The child's most likely diagnosis is Autism spectrum disorder (ASD). ASD is a neurodevelopmental disorder characterized by impaired social interaction, communication abilities, and repetitive behaviors. Children with ASD may have difficulty making appropriate eye contact, responding to social cues, engaging in spontaneous make-believe play, and may also experience language delays. Other symptoms of ASD can include preoccupation with specific subjects and strict adherence to certain rituals.