Following are the disorders due to iodine deficiency.
1. Mental retardation
2. Cretinism
3. Tetany
4. Hypothyroidism
5. Dermatitis
A. 1, 2 and 5
B. 1, 2 and 4
C. 2, 3 and 4
D. 2, 4 and 5
Answer: Option B
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