Final answer:
The surface underneath the dumpster should have been paved with concrete or asphalt to provide a stable foundation.
Step-by-step explanation:
The statement suggests that the surface underneath the dumpster should have been paved with either concrete or asphalt. This is important because it provides a solid and stable foundation for the dumpster, preventing it from sinking into the ground or causing damage to the area. Concrete and asphalt are commonly used materials for paving surfaces due to their durability, strength, and ability to withstand heavy loads.