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: Gynaecology & Obstetrics
During foetal life maximum growth is caused by : 
Select and explain. 
A. Growth hormone, B. Insulin, C. Cortisol, D. Thyroxin
B: Insulin
Answer: B: Insulin 
Explanation: Fetal growth is predominantly controlled by :

IGF-1
Insulin
Other growth factors