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: Dental
Stroking lateral surface of the foot from the heel to toe results in flexion of the toe is known as: 
Select and explain. 
A. Babinski reflex., B. Plantar response., C. Labyrinthine reflex, D. Landau reflex.
B: Plantar response.
Answer: B: Plantar response. 
Explanation: None