Which of the Following Is Not a Reason Why the Programming

Which of the following is not a reason why the programming community is so intent on concurrent programming?

A) Concurrent programming enables us to express more natural solutions to problems that are inherently parallel.
B) The true hardware parallelism possible with multiprocessors and distributed systems can only be harnessed through concurrent programming.
C) Concurrent programs are easier to write, debug, modify and prove correct than sequential programs.
D) Systems such as air traffic control systems, mission-critical systems, and real-time process control systems can benefit from concurrent programming.