What will be the output of the following snippet of code? class student { int []scores = new int[5] {23, 42, 54, 11, 65}; public int this[int index] { get { if (index < 5) return scores[index]; else { Console.WriteLine("invalid index"); return 0; } } set { if (index < 5) scores[index] = value; else Console.WriteLine("invalid index"); } } } class Program { public static void Main(string[] args) { student s = new student(); Console.WriteLine(s[4] + 8); Console.ReadLine(); } }

• A. 73
• B. 37
• C. 0
• D. Run time error