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Which of the following is the correct syntax for an event handler for a Button control in ASP.NET?

128. Which of the following is the correct syntax for an event handler for a Button control in ASP.NET?

1. protected void MyButton_Click(object sender, EventArgs e){  } 
2. protected void MyButton_Click(EventArgs e){  } 
3. protected void MyButton_Click(object sender){  } 
4. protected void MyButton_Click(){  }

Answer: A) protected void MyButton_Click(object sender, EventArgs e){  } 

Explanation:

The 1st syntax is correct to implement an event handler for a Button control in ASP.NET.