public AnswerFeedback checkAnswer(string text)
        {
            ISubQuestion question = studySession.CurrentSubQuestion;

            var answerFeedback = Qac.matchAnswers(question, text);

            try
            {
                Logger.addAnswerOutput(question.answerText, text, answerFeedback, user.UserID, question.questionID + "." + question.subQuestionID);
            }
            catch (Exception ex) { }

            return(answerFeedback);
        }
 public string[] getUserStatistics()
 {
     return(formatPhrases(Qac.getUserStatistics(user.UserID)));
 }