You are implementing an ASP.NET page that includes the following drop-down list. You need to dynamically add values to the end of the drop-down list. What should you do?

A. Add the following OnPreRender event handler to the asp:DropDownList

B. Add the following OnPreRender event handler to the asp:DropDownList

C. Add the following event handler to the page code-behind.

D. Add the following event handler to the page code-behind.

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70-515 · Question #13

70-515 Question #13: Real Exam Question with Answer & Explanation

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Question

You are implementing an ASP.NET page that includes the following drop-down list. <asp:PlaceHolder ID="dynamicControls" runat="server"> <asp:DropDownList ID="MyDropDown" runat="server"> <asp:ListItem Text="abc" value="abc" /> <asp:ListItem Text="def" value="def" /> </asp:DropDownList> </asp:PlaceHolder> You need to dynamically add values to the end of the drop-down list. What should you do?

Options

AAdd the following OnPreRender event handler to the asp:DropDownList
BAdd the following OnPreRender event handler to the asp:DropDownList
CAdd the following event handler to the page code-behind.
DAdd the following event handler to the page code-behind.

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