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: Forensic Medicine
Classic tetrad of narcolepsy includes all, except: CMC (Vellore) 07; NIMHANS 08; Kerala 11; NEET 13; PGI 14 
Select and explain. 
A. Hypnagogic hallucination, B. Sleep attacks, C. Sleep paralysis, D. Catalepsy
D: Catalepsy
Answer: D: Catalepsy 
Explanation: Ans. Catalepsy