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
[{'content': 'Trichomoniasis is \nSelect and explain. \nA. Viral sexually transmitted disease., B. Marker of high-risk sexual behaviour., C. No evidence of vertical transmission., D. Incidence decreases with patient age.', 'role': 'user'}, {'content': "Answer: B \nExplanation: Trichomoniasis is non viral sexually transmitted disease. Vertical transmission during birth is possible. It's incidence increases with patient age.", 'role': 'assistant'}]