Individuals diagnosed with schizophrenia may experience various types of symptoms, including positive, negative, and cognitive symptoms. Positive symptoms refer to the presence of abnormal behaviors or experiences, such as hallucinations and delusions. In contrast, negative symptoms involve the absence or reduction of normal emotional responses or behaviors. Cognitive symptoms can affect memory and the ability to concentrate. Understanding the distinctions between these types of symptoms is crucial for effective diagnosis and treatment.
Based on this understanding, which of the following combinations represents positive and negative symptoms of schizophrenia?