Final answer:
An example of unrecorded interest is a neighbor's right to cross over someone else's property to get to his own.
Step-by-step explanation:
An example of unrecorded interest is b. A neighbor's right to cross over someone else's property to get to his own. This is an example of an easement, which is a legal right to use someone else's property for a specific purpose. In this case, the neighbor has the right to cross over the property to access his own property.