TrueAndFalse(int marks, string header, AnswerList answers)
 {
     _marks   = marks;
     _body    = answers.ToString();
     _header  = header;
     _answers = answers;
 }
 public MCQ(int marks, string header, AnswerList answers)
 {
     _marks   = marks;
     _body    = answers.ToString(); _header = header;
     _answers = answers;
 }