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: Surgery
Improper direction of the needle insertion during inferior alveolar nerve block results in 
Select and explain. 
A. Facial nerve paralysis, B. Paraesthesia, C. Hematoma, D. Trismus
A: Facial nerve paralysis
Answer: A: Facial nerve paralysis 
Explanation: None