This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Obstetric Care in RCH: Visits, IFA, TT, MCH Indicators, Subject name: Social & Preventive Medicine
[{'content': 'Extra caloric requirement in pregnancy is:- \nSelect and explain. \nA. +150 Kcal/day, B. +350 Kcal/day, C. +520 Kcal/day, D. +600 Kcal/day', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Additional energy requirements:- Pregnancy +350 Kcal/day. Lactation (0-6months) + 600 Kcal/day. Lactation(6-12 mths) +520 kcal/day.', 'role': 'assistant'}]