private void btn_addAnswer_Click(object sender, EventArgs e)
{
Answer_MultiSelect MultiSelectAnswer = new Answer_MultiSelect();
i++;
MultiSelectAnswer.Tag = i;
MultiSelectAnswer.ID_Answer = i;
MultiSelectAnswer.onDelete += MultiSelectAnswer_onDelete;
MultiSelectAnswer.chk_Check.Text = Convert.ToChar(a).ToString();
flp_addAnswer.Controls.Add(MultiSelectAnswer);
for (int j = 0; j < flp_addAnswer.Controls.Count; j++)
{
MultiSelectAnswer.chk_Check.Text = Convert.ToChar(a + j).ToString();
}
}