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: Psychiatry
What is hypnopampic phenomenon? 
Select and explain. 
A. If experienced while falling asleep, B. If experienced while awakening, C. After head trauma, D. After convulsion
B: If experienced while awakening
Answer: B: If experienced while awakening 
Explanation: B. i.e. If experienced while awakening