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: Medicine
Egg is a poor source of 
Select and explain. 
A. Vitamin A, B. Vitamin B12, C. Vitamin C, D. Vitamin E
C: Vitamin C
Answer: C: Vitamin C 
Explanation: Egg is a poor source of Vitamin C and carbohydrates.