A.ClientID
B.ID
C.AssociatedControlID
D.ControlID

A.Add the following code to the Web.config file.
B.Add the following code to the Web.release.config file.
C.Add the following code to the Web.config file：
D.Add the following code to the Web.release.config file.

A.Use JavaScript Object Notation.
B.Use the RegisterClientScriptBlock method.
C.Use the RegisterClientScriptlnclude method.
D.Build a JavaScript function.
E.Use the RegisterClientScriptResource method.

A.Use RangeValidator.
B.Use RegularExpressionValidator
C.Use RequiredValidator
D.Use CompareValidator
E.Use RequiredFieldValidator

A.<%= Html.ActionLink("MyTest", "MyHome", new {area = "test"}, null)%>
B.<%= Html.RouteLink("MyHome", "MyTest", new {area = "test"}, null)%> 
C.<%= Html.RouteLink("MyTest", "MyHome", "MyTest", new {area = "test"}, null)%>
D.<%= Html.ActionLink("MyTest", "MyHome", "MyTest", new {area = "test"}, null)%>

A.<%@ PreviousPageType VirtualPath ="~/MyPage.aspx"% >
B.<%@ PreviousPageType VirtualPath ="/MyPage.aspx/ ~"% >
C.<%@ PreviousPageType VirtualPath ="~/MyPage.master"% >
D.<%@ PreviousPageType VirtualPath ="~/MyPage"% >

A.@ MasterType
B.@ Master
C.@ PageType
D.@ MasterPage

A.Add the following configuration to the  section of the web.config file.
B.Add the following configuration to the  section of the web.config file.
C.Add the following @ Page directive to pages that query the database.
D.Add the following @ Page directive to pages that query the database.

A.Remove line 01.
B.Add the static modifier on lines 05 and 11.
C.Add the following attribute before line 10. [SoapDocumentMethod（Action="GetProductById"）]
D.Modify the attribute on line 10 as follows. [WebMethod（MessageName="GetProductById"）]

A.OnLoad
B.Construct
C.OnDataBinding
D.SaveControlState

A.AjaxHelper
B.XDocument
C.JsonResult
D.DataContractJsonSerializer