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Classes and Objects - Programming

Q1:

Which of the following statements is correct about the C#.NET code snippet given below? 
class Sample
{
    private int i;
    public Single j;
    private void DisplayData()
    {
        Console.WriteLine(i + ' ' + j);
    }
    public void ShowData()
    {
        Console.WriteLine(i + ' ' + j);
    }
}

A j cannot be declared as public.

B DisplayData() cannot be declared as private.

C DisplayData() cannot access j.

D ShowData() cannot access to i.

E There is no error in this class.

ANS:E - There is no error in this class.

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