Bertrand is from New Zealand. For him, the most familiar birds are zebra finches and kiwis. Averill is from Alaska. For her, the most familiar birds are eagles and partridges. For each, these birds would be most adequately considered __________

A) formal concepts.
B) exemplars.
C) fuzzy concepts.
D) prototypes.

Exemplars

Instances or examples that are typical of a category or concept, used in cognitive processes to classify or identify specific items.

Formal Concepts

Abstract ideas or categories defined by a set of rules or characteristics that objects or individuals must possess to be included in the category.

Prototypes

A cognitive representation of a typical member of a category, used to enhance memory and identification by providing examples that epitomize common features within that category.