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: Social & Preventive Medicine
Iron requirement per day in pregnant woman is 
Select and explain. 
A. 1.6mg/day, B. 2.8mg/day, C. 4 mg/day, D. 65 mg/day
B: 2.8mg/day
Answer: B: 2.8mg/day 
Explanation: Iron intake per day in Non-Pregnant woman is 21mg/day
Iron required per day in Non-pregnant woman is 1.6mg/day
Iron intake per day in Pregnant woman is 35mg/day
Iron requirement per day in pregnant woman is 2.8mg/day
Total iron requirement in pregnancy is 1000mg