run on a direct current. are connected in series. are connected in parallel. run on an alternating current.
Four significantly different household appliances (blender, mixer, toaster, and food processor) are plugged into four outlets along a counter. Turning on or off one or more of the appliances does not affect the performance of the other appliances because the four appliances

Options:
- run on a direct current.
- are connected in series.
- are connected in parallel.
- run on an alternating current.

are connected in parallel.