单项选择题

A.10%葡萄糖50ml,0.9%NaCl50ml
B.10%葡萄糖50ml,0.9%NaCl50ml,15%KCl1ml
C.10%葡萄糖80ml,0.9%NaCl20ml
D.10%葡萄糖80ml,0.9%NaCl20ml,15%KCl1ml
E.10%葡萄糖20ml,0.9%NaCl80ml,15%KCI1ml