Please choose the correct solution to the question: How to paint a door.

Solution1: 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.

Solution2: 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.

Answer format: solution1/solution2
Answer: solution1