QWERTY is used with reference to

Monitor
Printer
Keyboard
Mouse E. None of these

The correct answer is C. Keyboard.

QWERTY is a keyboard layout that is the most common layout for English-language keyboards. It is named after the first six letters on the top row of the keyboard. The QWERTY layout was designed to prevent typewriters from jamming, and it is still used today on most computer keyboards.

A monitor is a display device that is used to output visual information from a computer. A printer is a device that prints text or images from a computer onto paper. A mouse is a pointing device that is used to control the cursor on a computer screen.

None of these devices are directly related to the QWERTY keyboard layout.

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