You work as a Windows Application Developer for ABC Inc. The company uses Visual Studio .NET 2008 as its application development platform. You create a Windows Forms application using .NET Framework 3.5. The application needs a thread that accepts an integer parameter. You write the following code segment in the application:

Thread myThread = new Thread(new ParameterizedThreadStart(doWork));

myThread.Start(125);

You are required to declare the signature of the doWork method. Which of the following method signatures will you use?