-- Do you know _    her mobile phone?

一 No, I think it cost her around 4000 yuan.

A．when your sister paid for

B．how much your sister will pay for

C．how much your sister paid for

D．when did your sister buy

关于DIC，下列说法错误的是( )

A．DIC是一种凝血障碍性疾病
B．临床上分为急性型、亚急性型和慢性型
C．高凝血期、消耗性低凝血期、继发性纤溶期不能截然分开
D．急性早期常见的是血液呈高凝状态
E．急性DIC如不及时抢救预后严重