This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of lipid, Subject name: Biochemistry
First hormone to be produced in cholesterol synthesis is? 
Select and explain. 
A. Epinephrin, B. Ergosterol, C. Lanosterol, D. Secretin
C: Lanosterol
Answer: C: Lanosterol 
Explanation: Lanosterol is the first steroid to be synthesized in cholesterol synthesis. Reference: Harpers illustrated biochemistry 30th edition