This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sex Hormones, Subject name: Physiology
Temperature change (Arrows) in Graph of Menstrual cycle is due to 
Select and explain. 
A. LH, B. FSH, C. Estrogen, D. Progesterone
D: Progesterone
Answer: D: Progesterone 
Explanation: Progesterone (Description: Temperature increase of 0.5 degrees Post Ovulation is due to Progesterone)