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
A female child with virilization, hypertension with low plasma renin diagnosis is - 
Select and explain. 
A. 21 α hydroxylase deficiency, B. 11β hydroxylase deficiency, C. 3β hydroxylase deficiency, D. Conn's syndrome
B: 11β hydroxylase deficiency
Answer: B: 11β hydroxylase deficiency 
Explanation: None