Given an HttpServletRequest request and an httpServletResponse response:
41. HttpSession session = null;
42. / / insert code here
43. if (session = = null) {
44. / / do something if session does not exist
45. } else {
46. / / do something if session exists
47. }
To implement the design intent, which statement must be inserted at line 42?
A. session = response.getSession ();
B. session = request.getSession ();
C. session = request.getSession (true);
D. session = request.getSession (false);
E. session = request.getSession (“jsessionid”);
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