private void btnAddAnswer_Click(object sender, EventArgs e)
{
frmAnswer a = new frmAnswer(currentQuestion.IdQuestion);
a.ShowDialog();
if (a.currentAnswer.IdAnswer > 0)
{
db.AddAnswerToQuestion(currentQuestion.IdQuestion, a.currentAnswer.IdAnswer);
}
RefreshData();
List <Answer> answers = db.GetAnswersOfAQuestion(currentQuestion.IdQuestion);
}