Julie Says That Not All Birds Can Fly

Multiple Choice

Julie says that not all birds can fly. Penguins cannot fly but are classified as birds. She says that the best fitting example of the category of a "bird" would be a parrot. Which of the following statements is true about the scenario?

A) The parrot is a prototype of birds.
B) The bird is a fuzzy description of a category.
C) "Penguin" is a category.
D) "Birds" is a concept.