Which method relies on Windows to build and format the page before sending it to the printer? What is the main role of an operating system?

a) Which method relies on Windows to build and format the page before sending it to the printer?
The correct option is C.
GDI (Graphics Device Interface) is a core component of Windows that handles the rendering of graphical objects and text. When printing, GDI is responsible for building and formatting the page content within Windows before it is sent to the printer.

b) What is the main role of an operating system?
The correct option is B.
The main role of an operating system is to manage hardware and software resources. This includes managing the CPU, memory, storage, input/output devices, and running applications, providing a platform for other software to operate.