Some theorists and researchers attribute the difficulties exhibited by children with autism in social situations to deficits the intuitive ability to distinguish and interpret one’s own and other people’s thoughts, motives, and beliefs.

mind

Explanation:

"Autism" is a condition in children where children finds it difficult to interact and communicate with others.

It is also known by the term Autism Spectrum Disorder or ASD. This condition is a rare condition.

Children with autism disorder restricts or prevents the mind to communicate with others in social situations and find it hard to interpret other people's  words, thoughts, feelings and beliefs.

Thus the answer is mind.

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