Youarebuildingyourownlayoutmechanismbyincludingdynamiccontentforthepage’sheaderandfootersections.Thefooterisalwaysstatic，buttheheadergeneratesthe<title>tagthatrequiresthepagenametobespecifieddynamicallywhentheheaderisimported.WhichJSPcodesnippetperformstheimportoftheheadercontent？（）
A.<jsp：includepage=’/WEB-INF/jsp/header.jsp’><jsp：paramname=’pageName’value=’WelcomePage’/></jsp：include>
B.<jsp：importpage=’/WEB-INF/jsp/header.jsp’><jsp：paramname=’pageName’value=’WelcomePage’/></jsp：import>
C.<jsp：includepage=’/WEB-INF/jsp/header.jsp’><jsp：attributename=’pageName’value=’WelcomePage’/>.</jsp：include>
D.<jsp：importpage=’/WEB-INF/jsp/header.jsp’>.<jsp：attributename=’pageName’value=’WelcomePage’/>.</jsp：import>