The correct answer is: C. Driver
A driver is a computer program that allows an operating system to communicate with a hardware device. In the case of a plotter, the driver would allow the operating system to send commands to the plotter, such as telling it to plot a certain image or drawing.
Firmware is software that is embedded in a hardware device. It is typically used to control the device’s basic functions. In the case of a plotter, the firmware would be used to control the plotter’s motors, pens, and other components.
Software is a general term for any computer program. It can be used to control hardware devices, such as a plotter, or it can be used to perform tasks such as word processing or playing games.
Hardware is the physical components of a computer system. It includes the CPU, memory, hard drive, and other devices.
None of the above is not a correct answer.