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: Surgery
The antibiotic cover is mandatory before extraction in the following condition of the heart: 
Select and explain. 
A. Ischemic heart disease (IHD), B. Hypertension, C. Congestive cardiac failure, D. Congenital heart disease
D: Congenital heart disease
Answer: D: Congenital heart disease 
Explanation: None