問題詳情

3.The most common micronutrient deficiencies worldwide are
(A)vitamin C, vitamin A, iron.
(B)iron, vitamin D, calcium.
(C)vitamin C, calcium, iron.
(D)vitamin A, iron, iodine.

參考答案

答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)