A client is brought to the emergency department after being found wandering the streets and talking.

A client is brought to the emergency department after being found wandering the streets and talking to unseen others. Which situation is further evidence of a diagnosis of schizophrenia for this client? 1. If the client exhibits a developmental disorder, such as autism. 2. If the client has a medical condition that could contribute to the symptoms. 3. If the client experiences manic or depressive signs and symptoms. 4. If the client’s signs and symptoms last for 6 months.