InaJSP-centricwebapplication，youneedtocreateacatalogbrowsingJSPpage.ThecatalogisstoredasaListobjectinthecatalogattributeofthewebapp’sServletContextobject.Whichscriptletcodesnippetgivesyouaccesstothecatalogobject？（）

A.<%Listcatalog=config.getAttribute（"catalog"）；%>

B.<%Listcatalog=context.getAttribute（"catalog"）；%>

C.<%Listcatalog=application.getAttribute（"catalog"）；%>

D.<%Listcatalog=servletContext.getAttribute（"catalog"）；%>