1,Which of the following is correct regarding memory usage? (Choose the bestPART Ianswer.)A. Overall memory demand should decrease because the number of serverprocesses will be reduced when using the shared server option.B. Overall memory demand should decrease if you change to shared server,because you can reduce the size of the SGA.C. You should increase the size of the SGA if you convert to shared server.D. Implementing shared server will reduce the size of sessions