How to add internal text to List Box

The example shows how to add text to List Box from Visual Basic 2010 tool from internal, means from coding.

private void Rbtn2_CheckedChanged(object sender, EventArgs e)
{
    ListCategory.Items.Clear();
    ListCategory.Items.Add(T2.SoilDescription.ToString());
    ListCategory.Items.Add(T2.Group.ToString());
    ListCategory.Items.Add(T2.Basin.ToString());
    ListCategory.Items.Add(T2.Consideration.ToString());
}

– Description –

ListCategory = name of ListBox
Clear                 = clear all data before
add                    = add data for each line