使用方法：为了宝宝的健康，请遵照以下说明.

A.Ways of use：Follow the instructions carefully for the sake of your baby’s health.

B.How to use：Follow the instructions carefully for the sake of your baby’s health.

C.Directions：Follow the instructions carefully for the sake of your baby’s health.

D.Directions for use：Follow the instructions carefully for the sake of your baby’s health.

正确答案：Directions for use：Follow the instructions carefully for the sake of your baby’s health.