单项选择题
You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. The application consumes a Microsoft Windows Communication Foundation (WCF) service. The WCF service exposes the following method.
[WebInvoke]
string UpdateCustomerDetails(string custID);
The application hosts the WCF service by using the following code segment. WebServiceHost host = new WebServiceHost(typeof(CService),
new Uri("http://win/"));
ServiceEndpoint ep = host.AddServiceEndpoint(typeof(ICService),
new WebHttpBinding(), "");
You need to invoke the UpdateCustomerDetails method.
Which code segment should you use?（）
A.A
B.B
C.C
D.D
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