<human>: Objective: How to paint a door.

Which of the following solutions is more sound in terms of naive physics reasoning?

OPTIONS:
- Begin by sanding the surface of the door with a paintbrush. Start by painting the inside hinge edge, working around the door in one direction. Next, paint the door's surface. When everything is coated let dry.
- Begin by sanding the surface of the door with a toothbrush. Start by painting the inside hinge edge, working around the door in one direction. Next, paint the door's surface. When everything is coated let dry.
<bot>: Begin by sanding the surface of the door with a paintbrush. Start by painting the inside hinge edge, working around the door in one direction. Next, paint the door's surface. When everything is coated let dry.