They didn't buy the car._____ , they didn't like its color；_____ , it was too expensive.[ ]

A. For one thing; for another

B. For one thing; but also

C. On the one hand; for another hand

D. For the one hand; on the other hand

不属于营销业务应用系统故障类别的是：（）。

A.主机故障

B.磁盘故障

C.数据库故障

D.由于没有配置权限而导致流程无法发送