关于小儿钾代谢的说法，下列错误的是（）

A.小儿正常血清钾浓度3.5～5.0mmol/L

B.当血清钾浓度<3.5mmol/L时称为低钾血症

C.低钾血症在临床上多见

D.低钾血症采用氯化钾液补充是最佳策略

E.当血清钾浓度>5.0mmol/L时称为高钾血症

The book didn't________ children probably because the author employed too many scientific terms in it.[ ]

A. appeal to  

B. apply to  

C. intend to  

D. lead to