What component does system software provide for users to interact with computers?

The correct choice is the Graphical User Interface (GUI) because it is a visual way for users to interact with the computer, showcasing windows, icons, buttons, and other intuitive design elements that facilitate user engagement. The GUI abstracts complex system processes, allowing users to navigate through applications easily without needing extensive technical knowledge. This functionality is fundamental in making computing accessible to a broader range of users, as it enables actions such as clicking, dragging, and dropping, which are more intuitive than text commands.

While the Command Line Interface provides a powerful means for advanced users to interact with the system using text commands, it is not as user-friendly for the general population. A Text-Based Interface also relies on the use of text for interaction, which, although might be suitable in certain contexts, lacks the visual elements that help in presenting options clearly. The Firmware Interface operates at a much lower level, dealing with the hardware directly before the operating system launches, and is not what end-users typically interact with during their day-to-day operations.

In summary, the GUI represents the most user-centric way to facilitate interaction between the user and the computer, effectively serving as the medium for accessing functionalities and applications seamlessly.