Program.cs

namespace QuizzApp
{
    internal class Program
    {
        static void Main(string[] args)
        {
            var questions = new Question[]
            {
                new Question(
                    "What is the capital of Germany?",  //question
                    new string[] {"Paris", "Berlin", "London", "Madrid"}, //answers
                    1 // index of the correct answers
                ),
                new Question(
                    "What is 1 * 2?",  //question
                    new string[] {"1", "3", "2", "0"}, //answers
                    2 // index of the correct answers
                ),
                new Question(
                    "Who wrote Hamblet",  //question
                    new string[] {"Shakespeare", "Goethe", "Dickens", "Chaikovsky"}, //answers
                    0 // index of the correct answers
                )
            };

            var myQuiz = new Quizz(questions);
            myQuiz.StartQuiz();
            Console.ReadLine();
        }
    }
}