小弟，昨天在mba上报名，付款，但是不小心把card security code填错了。。。。俺用的是工行american express的卡。今天收到confirm，又查了下余额，没有美元消费。。。。请问各位大虾，有什么改正的方法吗？谢谢啦

联系一下mba.com客服吧，这次报名应该是失败的，不知道会不会对再一次报名有影响

GMAT Customer Service

GMAT Customer Service

If you have questions about the GMAT® exam, please contact GMAT® Customer Service in your region:

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many thanks !!!!!!!!!!!!!