private Pergunta RandomizeAlternatives()
    {
        Pergunta tempQuestion = new Pergunta(questionGroup[dificulty].GetQuestion(0).GetNumberOfAlternatives());

        List <int> alt = new List <int>();
        int        selNumb;

        for (int i = 0; i < questionGroup[dificulty].GetLenght(); i++)
        {
            tempQuestion = new Pergunta(questionGroup[dificulty].GetQuestion(0).GetNumberOfAlternatives());

            RestartNumberList(ref alt, answerMeshText.Length);

            for (int j = 0; j < answerMeshText.Length; j++)
            {
                if (alt.Count != 0)
                {
                    selNumb = alt[Random.Range(0, alt.Count - 1)];
                }
                else
                {
                    selNumb = alt[0];
                }

                alt.Remove(selNumb);

                if (j == questionGroup[dificulty].GetQuestion(i).GetCorrectAnswer())
                {
                    tempQuestion.SetCorrectAnswer(selNumb);
                }

                tempQuestion.SetAlternative(selNumb, questionGroup[dificulty].GetQuestion(i).GetAlternative(j));
            }

            questionGroup[dificulty].GetQuestion(i).OverrideQuestion(tempQuestion);
        }

        return(tempQuestion);
    }