How can a developer ensure that a fault will occur if the service does not recognize a SOAP header entry containing a transaction number？（）
- A、 Set the faultCode value to soap：Transaction
- B、 Include a Fault element in the SOAP message
- C、 Include a mustUnderstand attribute in the header entry
- D、 Include a detail element containing application-specific elements according to the XML Schema
正确答案:C
答案解析:有
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