Create a client for the Amazon SimpleEmailService Service with the credentials loaded from the application's
            default configuration, and if unsuccessful from the Instance Profile service on an EC2 instance.
            
            Example App.config with credentials set. 
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CopyC#<?xml version="1.0" encoding="utf-8" ?> <configuration> <appSettings> <add key="AWSAccessKey" value="********************"/> <add key="AWSSecretKey" value="****************************************"/> </appSettings> </configuration>
 Declaration Syntax
 Declaration Syntax| C# | 
public static AmazonSimpleEmailService CreateAmazonSimpleEmailServiceClient( AmazonSimpleEmailServiceConfig config )
 Parameters
 Parameters- config (AmazonSimpleEmailServiceConfig)
- Configuration options for the service like HTTP Proxy, # of connections, etc
 Return Value
 Return ValueAn Amazon SimpleEmailService client