单项选择题

度营养不良患儿热量和蛋白质供给开始应为

A.热量40kcal/(kg·,蛋白质2g/(kg·
B.热量60kcal/(kg·,蛋白质2g/ (kg·
C.热量80kcal/(kg·,蛋白质2g/ (kg·
D.热量100kcal/(kg·,蛋白质4g/ (kg·
E.热量120kcal/(kg·,蛋白质3g/ (kg·