慢性肾炎病人蛋白质摄入量在（ ）

A．1g/(kg·d)～2g/(kg·d)

B．1g/(kg·d)～1.5g/(kg·d)

C．0.8g/(kg·d)～1g/(kg·d)

D．0.7g/(kg·d)～1g/(kg·d)

E．0.6g/(kg·d)～0.8g/(kg·d)