Which of the Following Is an Advantage of Parallel Implementation

Multiple Choice

Which of the following is an advantage of parallel implementation?

A) The process is inexpensive and thus can be undertaken over a long period of time.
B) The process makes both systems process the same case, and if the new one operates well, the output is the same.
C) The existing process is automatically switched off when new processes are running, which limits redundancy.
D) The implementation makes each system process distinctly different cases.