Final answer:
Mineral Products Corporation's right to mine copper from Natural Resource Company's land is an easement.
Step-by-step explanation:
The right that Mineral Products Corporation has to mine copper from Natural Resource Company's land is an easement. An easement is a legal right that allows one party to use another party's land for a specific purpose. In this case, Mineral Products Corporation has the right to mine copper from Natural Resource Company's land without owning the land itself.