This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anatomy of skin, Subject name: Dental
Sebaceous gland activity is mainly controlled by which hormone- 
Select and explain. 
A. Estrogen, B. Androgens, C. Progesterone, D. Coisole
B: Androgens
Answer: B: Androgens 
Explanation: Sebaceous glands:Lipid producing glands. Arise from hair follicle at the junction if infundibulum and isthmus. A sebaceous gland+ associated hair follicle= Pilosebaceous unit. Although these glands are well developed at bih, they regress soon after and mature at pubey under hormonal influence especially androgen Ref Harrison20th edition pg 1209