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: Forensic Medicine
Mechanism of criminal aboion: AIIMS 06 
Select and explain. 
A. Infection and inflammation of endometrium, B. Uterine contraction, C. Placental separation, D. Stimulation of nerve
A: Infection and inflammation of endometrium
Answer: A: Infection and inflammation of endometrium 
Explanation: Ans. Infection and inflammation of endometrium