static void Main(string[] args) { List <Student> allStudents = new List <Student>(); List <Exercise> allExercises = new List <Exercise>(); Cohort cohort1 = new Cohort("Cohort 1"); Cohort cohort2 = new Cohort("Cohort 2"); Cohort cohort3 = new Cohort("Cohort 3"); Exercise excercise1 = new Exercise(allExercises) { Name = "excercise1", Language = "C#" }; Exercise excercise2 = new Exercise(allExercises) { Name = "excercise2", Language = "Js" }; Exercise excercise3 = new Exercise(allExercises) { Name = "excercise3", Language = "C#" }; Exercise excercise4 = new Exercise(allExercises) { Name = "excercise4", Language = "Js" }; Exercise excercise5 = new Exercise(allExercises) { Name = "excercise5", Language = "C#" }; Exercise excercise6 = new Exercise(allExercises) { Name = "excercise6", Language = "CSS" }; //use method to add to cohort list and link cohort to student/teacher Student student1 = cohort1.AddNewStudent("Steve", "Stevens", "SoS"); Student student2 = cohort1.AddNewStudent("Beve", "Bevens", "BoB"); Student student3 = cohort2.AddNewStudent("Fleve", "Flevens", "FoF"); Student student4 = cohort2.AddNewStudent("Creve", "Crevens", "CoC"); Student student5 = cohort3.AddNewStudent("Shmeve", "Shmevens", "ShOSh"); Student student6 = cohort3.AddNewStudent("Dreve", "Drevens", "DoD"); // cohort1.AddNewInstructor("Zeve", "Zevens", "ZoZ", "C#"); // cohort1.AddNewInstructor("Heve", "Hevens", "HoH", "C#"); // cohort1.AddNewInstructor("Leve", "Levens", "LoL", "C#"); Instructor instructor1 = cohort1.AddNewInstructor("Zeve", "Zevens", "ZoZ", "C#"); Instructor instructor2 = cohort1.AddNewInstructor("Heve", "Hevens", "HoH", "C#"); Instructor instructor3 = cohort1.AddNewInstructor("Leve", "Levens", "LoL", "C#"); //each instructor assigns to methods to a student. instructor1.AssignExercise(excercise1, cohort1); instructor1.AssignExercise(excercise2, cohort1); instructor2.AssignExercise(excercise1, cohort2); instructor2.AssignExercise(excercise2, cohort2); instructor3.AssignExercise(excercise1, cohort3); instructor3.AssignExercise(excercise2, cohort3); }