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: Pharmacology
Which of the following is not true regarding tetracycline ? 
Select and explain. 
A. It is not teratogenic, B. It can cause tooth discoloration, C. It can result in superinfection, D. It can lead to pseudomembranous colitis
A: It is not teratogenic
Answer: A: It is not teratogenic 
Explanation: None