You need to ensure that when the button is clicked, both update panels update the tim without generating a postback

You need to ensure that when the button is clicked, both update panels update the tim without
generating a postback. What should you do?

A.
Add the following marktip to UpdatePanel1.
<Triggers>
<asp:PostBackTrigger ControlID=”btnSave” />
</Triggers>

B.
Set the UpdateMode property for the UpdatePanel2 to “Always”

C.
Add the following markup to UpdatePanel2
<Triggers>
<asp:AsyncPostBackTrigger ControlID=”btnSave”
EventName=”Click” />
</Triggers>

D.
Set the UpdateMode property for UpdatePanel2 to “Conditional”