This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
Which symptom of schizophrenia respond earliest to treatment 
Select and explain. 
A. Negatavism, B. Paranoid delusions, C. Auditory hallucinations, D. Apathy
C: Auditory hallucinations
Answer: C: Auditory hallucinations 
Explanation: C i.e. Auditory hallucinations