निम्नलिखित में से कौन सा ऑटिज्म (Autism Spectrum Disorder) से पीड़ित छात्रों की एक विशिष्ट पहचान विशेषता है?

The ability of hand-eye coordination, balance, and manual dexterity is significantly affected in which of the following learning disorders?

Murti, a grade 4 student, is able to read only at the level of a grade 1 student. He also has difficulty matching sounds, spelling words, and reading letters. Murti shows characteristics of: