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
Hypertension with androgenisation of a female child is a feature of congenital adrenal hyperplasia due to deficiency of- 
Select and explain. 
A. C-21 hydroxylase, B. C-11 hydroxylase, C. C-17 hydroxylase, D. Desmolase
B: C-11 hydroxylase
Answer: B: C-11 hydroxylase 
Explanation: None