單項(xiàng)選擇題預(yù)防佝僂病發(fā)生的措施錯(cuò)誤的是()

A.母孕期應(yīng)多曬太陽(yáng)
B.母孕期末三個(gè)月應(yīng)補(bǔ)充維生素D
C.堅(jiān)持母乳喂養(yǎng)
D.嬰兒在生后兩個(gè)月起補(bǔ)充維生素D
E.按時(shí)添加輔食