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: Microbiology
B.C.G., Untrue is 
Select and explain. 
A. live vaccine, B. T.B. vaccine, C. Orally administered, D. All of the above
C: Orally administered
Answer: C: Orally administered 
Explanation: None