ClicktheExhibitbutton.Theh：highlighttagrendersitsbody，highlightinganarbitrarynumberofwords，eachofwhichispassedasanattribute（word1，word2，...）.Forexample，aJSPpagecaninvoketheh：highlighttagasfollows：11.12.highmediumlow13.GiventhatHighlightTagextendsSimpleTagSupport，whichthreestepsarenecessarytoimplementthetaghandlerforthehighlighttag？（）

A.AddadoTagmethod

B.AddadoStartTagmethod

C.Addagetterandsetterforthecolorattribute

D.CreateandimplementaTagExtraInfoclass

E.ImplementtheDynamicAttributesinterface

F.Addagetterandsetterfortheword1andword2attributes