Final answer:
The subject of this question is Computers and Technology. A program to set up a payroll system falls under the domain of computer programming and software development.
Step-by-step explanation:
The subject of this question is Computers and Technology. A program to set up a payroll system falls under the domain of computer programming and software development. It involves creating a software application that automates the calculation and management of employee salaries, deductions, and other payroll-related tasks.