C: GUI or Graphical User Interface. A: Dos is an operating system (MS Dos) B Fat is a file format for drives D: Ram is one of the many things that makes a computer work
The correct answer for the question that is being presented above is this one: "D. Symbol 1 represents a transistor, symbol 2 represents a diode, symbol 3 represents a resistor, and symbol 4 represents a lightbulb." <span>Each of the symbols is labeled with a number. </span>
It will take you to the task manager and you can highlight the program that is frozen, right click on it and select end task. Or hard reboot as a last resort.