Facebook has become one of the most popular social websites. Its founder    ___________when he started it years ago.

A could never imagine it     B must have never imagined it 

C must never imagine it      D could have never imagined it

某施工企业2007年3月15日发放工资，一职工因故未能及时领取工资1000元，这笔没领取的工资属于企业的（）。

A．应付工资

B．其他应付款

C．管理费用

D．应付账款