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: Unknown
The greater petrosal nerve is formed from - 
Select and explain. 
A. Geniculate ganglion, B. Plexus around ICA, C. Plexus around middle meningeal artery, D. None of the above
A: Geniculate ganglion
Answer: A: Geniculate ganglion 
Explanation: Ans-A