问题详情

TheamountofchecksdebitedagainstNewYorkbanksinOctober1982was39.27trillion,whichwas42%oftheaggregateamountofchecksofalltheinsuredbanksthatmonth.
A．Right
B．Wrong
C．Doesn"tsay

请帮忙给出正确答案和分析，谢谢！