This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Psychiatry
Negative symptoms of schizophrenia is 
Select and explain. 
A. Disorganised thought, B. Thought block, C. Delusions, D. Avolition
D: Avolition
Answer: D: Avolition 
Explanation: (D) Avolition> Negative symptoms are so-named because they are considered to be the loss or absence of normal traits or abilities, and include features such as flat or blunted affect and emotion, poverty of speech (alogia), inability to experience pleasure (anhedonia), and lack of motivation (avolition).