Inhibition of Which Step in the Steroid Hormone Synthetic Pathway $5 \alpha$

Multiple Choice

Inhibition of which step in the steroid hormone synthetic pathway blocks the production of all androgenic compounds in the adrenal cortex, but not the production of glucocorticoids or mineralocorticoids?

A) Aldosterone synthase
B) Aromatase
C) Cholesterol desmolase
D) 17,20-Lyase
E) $5 \alpha$ -Reductase