This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sexual offences, Subject name: Forensic Medicine
Incest is: 
Select and explain. 
A. Intercourse with blood relation, B. Intercourse with children, C. Intercourse with friends, D. Intercourse with a married woman
A: Intercourse with blood relation
Answer: A: Intercourse with blood relation 
Explanation: Intercourse within blood relation Incest Intercourse with children Pedophilia Intercourse with a married woman, other than his spouse Adultery Intercourse with lower animal Bestiality Female homosexuals Tribadism/ lesbianism Adultery- not liable for criminal prosecution but can be used as a ground for divorce or dissolution of marriage