This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Impoant Terminologies and Primitive Neonatal reflexes, Subject name: Pediatrics
A reflex that if once appears, never disappears is: 
Select and explain. 
A. Moro's Reflex, B. Parachute reflex, C. Symmetric Tonic neck reflex, D. Asymmetric Tonic neck reflex
B: Parachute reflex
Answer: B: Parachute reflex 
Explanation: Parachute reflex is a reflex that if once appears, never disappears.