Given： String value = getServletContext（）.getInitParameter（"foo"）； in an HttpServlet and a web applicationdeployment descriptor that contains： foo frodo Which two are true？（）

• A、The foo initialization parameter CANNOT be set programmatically.
• B、Compilation fails because getInitParameter returns type Object.
• C、The foo initialization parameter is NOT a servlet initialization parameter.
• D、Compilation fails because ServletContext does NOT have a getInitParameter method.
• E、The foo parameter must be defined within the  element of the deployment descriptor.