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: ENT
Wagner and Grossman theory is related to - 
Select and explain. 
A. Palatal palsy, B. Vocal cord palsy, C. Facial palsy, D. Hypoglossal palsy
B: Vocal cord palsy
Answer: B: Vocal cord palsy 
Explanation: Semon's law and Wagner & Grossmann hypothesis are related to RLN paralysis.