The correct answer is C. Hardware.
Hardware is the physical equipment made of various metals, silicon and plastic components that make up the parts of a computer. It includes the computer case, monitor, keyboard, mouse, and all the internal components that make the computer work.
Micro is a small computer that is used for specific tasks, such as controlling a machine or a piece of equipment.
Peripheral is a device that is connected to a computer but is not essential for its operation. Examples of peripherals include printers, scanners, and external hard drives.
Disk drive is a device that stores data on a magnetic disk. It is a type of peripheral.
E. None of the above is not the correct answer.