Servlet A receives a request that it forwards to servlet B within another web application in the same webcontainer. Servlet A needs to share data with servlet B and that data must not be visible to other servlets inA’s web application. In which object can the data that A shares with B be stored？（）

• A、HttpSession
• B、ServletConfig
• C、ServletContext
• D、HttpServletRequest
• E、HttpServletResponse