using System;

​

public class Test

{

  // Change the ??? so that this code builds and explain why.

  public static void Main()

  {

    var object1 = ???;

    var object2 = ???;

    var result = AreEqual(object1, object2, ???);

    Console.WriteLine(result);

  }

  public static bool AreEqual<T>(T object1, T object2, Func<T, T, bool> comparer)

  {

    return comparer(object1, object2);

  }

}

​