Look at four step-by-step processes for effective hand washing. Circle the letter A, B, C or D to indicate the correct one.

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Look at four step-by-step processes for effective hand washing. Circle the letter A, B, C or D to indicate the correct one. (ảnh 1)

Look at four step-by-step processes for effective hand washing. Circle the letter A, B, C or D to indicate the correct one. (ảnh 2)

Look at four step-by-step processes for effective hand washing. Circle the letter A, B, C or D to indicate the correct one. (ảnh 3)

Look at four step-by-step processes for effective hand washing. Circle the letter A, B, C or D to indicate the correct one. (ảnh 4)

Giải thích

Chọn A