Final answer:
O blunted affect. A characteristic behavior of a thought disorder is blunted affect, which is a reduction in the expressive quality of emotions and typically associated with schizophrenia and other similar conditions.
Step-by-step explanation:
Characteristic Behavior of a Thought Disorder A characteristic behavior of a thought disorder would be blunted affect. Blunted affect refers to a significant reduction in the intensity of emotional expression. This includes a lack of facial expression, decreased gestures, and diminished vocal inflection. Thought disorders are often associated with conditions like schizophrenia, where individuals may show symptoms such as disorganized thinking, hallucinations, and delusions. Blunted affect is part of the negative symptoms that can occur in these disorders, characterized by a decrease or absence of normal functions.
In contrast, irritability and lability of mood are more characteristic of mood disorders, and an unusual preoccupation with guilty feelings might be seen in both mood disorders and certain personality disorders.A characteristic symptom of ASD (Autism Spectrum Disorder) is impaired social skills. Children with autism may have difficulty making and maintaining eye contact and reading social cues. They also may have problems feeling empathy for others. Other symptoms of ASD include repetitive motor behaviors (such as rocking back and forth), preoccupation with specific subjects, strict adherence to certain rituals, and unusual language use.