What will be the output of the following C# code?

class number
{
    private int num1 = 60;
    private int num2 = 20;
    public int anumber
    {
        get
        {
            return num1;
        }
        set
        {
            num1 = value;
        }
    }
    public int anumber1
    {
        get
        {
            return num2;
        }
        set
        {
            num2 = value;
        }
    }
}
class Program
{
    public static void Main(string[] args)
    {
        number p = new number();
        number k = new number();
        int m = p.anumber;
        int t = k.anumber1;
        int r = p.anumber * k.anumber1;
        Console.WriteLine("sum = " + r);
        Console.ReadLine();
    }
}

B. 120

C. 1200

D. Compile time error

Answer: Option C