A+ Pop Quiz: Which is better, one or two – two or three A user in the sales department has just upgraded the operating system on their laptop. The user is reporting that the information on the screen is blurry in the new OS. Which of these is the MOST likely cause of this issue?A) The new OS is not designed for laptopsB) The backlight is not workingC) The video driver is not properly installedD) The LCD panel is faultyE) It's time for an annual vision check