private void btnMCQAnswerSheet_Click(object sender, EventArgs e)
        {
            pnlMainMCQ.Controls.Clear();
            var MCQMarkingSchemaAdd = new MCQMarkingSchemaAdd();

            pnlMainMCQ.Controls.Add(MCQMarkingSchemaAdd);
        }
 private void btnMCQAnswerSheet_Click(object sender, EventArgs e)
 {
     pnlMainMCQ.Controls.Clear();
     var MCQMarkingSchemaAdd = new MCQMarkingSchemaAdd();
     pnlMainMCQ.Controls.Add(MCQMarkingSchemaAdd);
 }