You are creating a Windows Forms application by using the .NET Framework 3.5. The application requires a thread that accepts a single integer parameter. You write the following code segment （Line numbers are included for reference only.） Thread myThread = new Thread（new ParameterizedThreadStart（DoWork）） ； myThread.Start（100）； You need to declare the method signature of the DoWork method. Which method signature should you use？（）
- Apublic void DoWork（）；
- Bpublic void DoWork（int nCounter）；
- Cpublic void DoWork（object oCounter）；
- Dpublic void DoWork（Delegate oCounter）；