Final answer:
Strip-mining an area for minerals is the best example of how humans impact topography.
Step-by-step explanation:
The best example of how humans impact topography is C. Strip-mining an area for minerals. Strip-mining involves removing the surface layers of soil and rock to access the valuable minerals underneath. This process can significantly alter the topography of the area, creating large open pits and reshaping the landscape.Strip-mining an area for minerals is the best example of how humans impact topography.