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

class UnsafeCode
{
    static void Main()
    {
        int? count = null;
        int? result = null;
        int incr = 10;
        result = count + incr;
        if (result.HasValue)
            Console.WriteLine("result has this value: " + result.Value);
        else
            Console.WriteLine("result has no value");
        Console.ReadLine();
    }
}

A. Run time error

B. 0

C. Result has no value

D. Compile time error

Answer: Option C