Explanation:

- A computer system comprises various components that work together to perform tasks.

- Hardware: These are the physical components of a computer, like the CPU, RAM, motherboard, and storage devices. Essential for running programs and processing data.

- Software: Refers to the non-tangible components such as the operating system and applications. Software instructs the hardware on what tasks to perform.

- Peripheral devices: Includes external devices like keyboards, mice, printers, and monitors that enhance the computer’s functionality.

- All of these: A complete computer system includes hardware, software, and peripheral devices.