A. The foo initialization parameter CANNOT be set programmatically.
B. Compilation fails because getlnitParameter returns type Object.
C. The foo initialization parameter is NOT a servlet initialization parameter.
D. Compilation fails because ServletContext does NOT have a getlnitParameter method.
E. The foo parameter must de defined within the  element of the deployment  descriptor.
F. The foo initialization parameter can also be retrievedusing getSErvletConfig（）.  GetlnitParameter （“foo”）.

A. request.getHeader （“X-Retries”）
B. request.getIntHeader （“X-Retries”）
C. request.getRequestHeader （“x-Retries”）
D. request.getHeaders （“X-Retries”）.get （0）
E. re request.getRequest Headers （“X-Retries”）. Get （0）