Iodine comes in iodine salt. Req uirm en t at production and consumer level respectively -: (A) 20 & 10 PPNI, (B) 30 & 10 PPM, (C) 30& 15 PPM, (D) 30 & 20 PPM
Answer is C. Ans. is "c' i.e., 30 & 15 PPM