Which option makes the most accurate observation about the difference between reference maps and thematic maps?
1) Reference maps always show physical features, while thematic maps focus mostly on political boundaries.
2) Reference maps show the location of physical features or political boundaries, while thematic maps show information associated with specific locations.
3) Reference maps are used to look up information about a location, while thematic maps show physical features or political boundaries.
4) Reference maps primarily show connections between locations, while thematic maps are always focused on displaying physical boundaries.