To use or call a function, you need to specify: the function name and its arguments(if any) the function name only the function name and at least one argument the return value assigned to a local variable What happens in this code snippet if sideLength = -10 ? def cubeSurfaceArea(sideLength) : if sideLength >= 0 : return 6 * (sideLength * sideLength) # There are six sides to a cube; surface area of each side is sideLength squared the function returns 600 the function returns -600 an error occurs and aborts the program a special value of None will be returned from the function O the function execution will terminate without any return value and the program will continue its execution onto the next statement after the function call