Against this deteriorating global background, the improvement in economic performance in a few developing regions in 1991 was especially noteworthy. ( )

A．determinating

B．tolerating

C．improving

D．worsening

与单一法人客户相比，( )不是集团法人客户的信用风险具有的特征。

A．财务报表真实性较好

B．连环担保普遍

C．风险识别难度大

D．贷后监督难度大