Choice "B" is correct. Users are any workers who enter data into a system or who use the information processed by the system. Users could be secretaries, administrators, accountants, auditors, CEOs, and so on.Choice "a" is incorrect. A hardware technician sets up and configures computers.
Choice "c" is incorrect. A network administrator sets up and configures a computer network so that multiple computers can share the same data and information.
Choice "d" is incorrect. A software developer designs and/or writes the systems and/or the programs to collect, process, store, transform and distribute the data and information that are entered by the end users.