Final answer:
The statement is true; the operating system manages the computer's overall functioning, but application-specific work is completed by the individual applications on top of the operating system.
Step-by-step explanation:
Statement A: Although the operating system makes the computer usable, it does little application-specific work is considered True. An operating system (OS) is essentially the software that manages the hardware and software resources of a computer, providing services for computer programs. While the OS is critical for the overall functioning of a computer, most of the application-specific work is performed by the actual applications that are built to operate on top of the OS. The OS manages processes, memory, file systems, and handling input/output operations, but it is the applications that utilize these services to perform the particular tasks that users require, such as word processing, web browsing, or gaming.