public List <Quiz> GetQuizCategory(List <Quiz> UnsortedList, QuizCategory category) {//Function to return list of quiz questions based off of category selected by user List <Quiz> Categorical = new List <Quiz>(); if (category == QuizCategory.All) { Categorical = UnsortedList; } else { foreach (Quiz quiz in UnsortedList) { if (quiz.Category == category) { Categorical.Add(quiz); } } } return(Categorical); }