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?（）
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