单项选择题

A.葡萄糖负载为70g,300ml水溶解,5分钟内口服
B.葡萄糖负载为70g,200ml水溶解,10分钟内口服
C.葡萄糖负载为70g,200ml水溶解,10分钟内口服
D.葡萄糖负载为75g,200ml水溶解,10分钟内口服
E.葡萄糖负载为75g,250ml水溶解,5分钟内口服