This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Aboions, Spontaneous & Induced Emergency Contraception (Hey,whats the hurry !), Subject name: Gynaecology & Obstetrics
[{'content': 'Women had 3 consecutive second trimester aboion. She has come for prenatal checkup. What should be the best among the following investigations - \nSelect and explain. \nA. Hysteroscopy, B. Hystero laparoscopy, C. Chromosomal analysis, D. Prenatal Encerclage', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The case we have in question is Recurrent aboion in 2nd trimester which indicates towards anatomical causes including cervical incompetence and uterine anomalies while antiphospholipid antibody syndrome is common in 1st trimester. Hystero-laproscopy is the best test for assessing the anatomical defects Chromosomal analysis likely to be done in 1st trimester', 'role': 'assistant'}]