The number of people invited ______ fifty, but a number of them ______ absent (缺席) for different reasons. [ ]

A. were; was

B. was; was

C. was; were

D. were; were

关于贷款常规清收过程中需注意的问题，下列说法错误的是( )。

A．要从债务人今后发展需要银行支持的角度，引导债务人自愿还款

B．将依法收贷作为常规清收的后盾

C．利用政府和主管机关向债务人施加压力

D．强制执行债务人资产