You work as an application developer at Certkiller .com. You have been asked to profile a business application that can be accessible using the Event Log API. You have started by adding the following code to create a custom event log： if （EventLog.SourceExists （"Application1"）） EventLog.DeleteEventSource （"Application1"）； //Create new event log EventLog.CreateEventSource （"Application1"， "Profile"）； You need to write an event to the Application1 event log. What code must you use？（）
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