Servlet A receives a request that it forwards to servlet B within another web application in the same web container. Servlet A needs to share data with servlet B and that data must not be visible to other servlets in A’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