Recommended daily requirement of lodine of lactating women is:: (A) 50-100 µg, (B) 100-200 µg, (C) 200-300 µg, (D) 25-50 µg
Answer is C. Ref. Foundations of Community medicine. Page.258
 
Iodine Requirement:
To accommodate increased iodine needs during pregnancy and lactation, the iodine RDA is 220 mcg/day