Certkiller.com has hired you as a system administrator for their network. You make use of .NETFramework v3.5 in order to create a Microsoft ASP.NET application.  You decide to create a Web form. You add the subsequent code fragment to the Web form. ’ />   The DataSource control named CKDataSource recovers the Quantity column values from a tablenamed Orders. You the create the rptData_ItemDataBound event handler using the subsequentcode fragment. （The line numbers is included for reference purposes）  1 protected void rept_b（object sender， RepeaterItemEventArgs e） 2 { 3 4 if（CKLbl != null） 5 if（int.Parse（CKLbl.Text） < 10）6 CKLbl.ForeColor = Color.Red；7 }  You receive an instruction from management to recover a reference to the lblQuantity Labelcontrol into a variable. The variable is named CKLbl.  What should you do？（）

• A、Your best option would be to insert Label CKLbl = e.Item.FindControl（"lblQty"） as Label at line4.
• B、Your best option would be to insert Label CKLbl = Page.FindControl（"lblQty"） as Label at line 4.
• C、Your best option would be to insert Label CKLbl = rptData.FindControl（"lblQty"） as Label at line4.
• D、Your best option would be to insert Label CKLbl = e.Item.Parent.FindControl（"lblQty"） as Labelat line 4