单选题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？（）AYour best option would be to insert Label CKLbl = e.Item.FindControl（lblQty） as Label at line4.BYour best option would be to insert Label CKLbl = Page.FindControl（lblQty） as Label at line 4.CYour best option would be to insert Label CKLbl = rptData.FindControl（lblQty） as Label at line4.DYour best option would be to insert Label CKLbl = e.Item.Parent.FindControl（lblQty） as Labelat line 4
单选题
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
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