Which Is the Best Example of Underextension

question 32

Multiple Choice

Which is the best example of underextension?

• A) Referring to a train as a "choo-choo"
• B) Referring to all vehicles having four wheels as "trucks"
• C) Using a single-word utterance ("car") rather than telegraphic speech ("let's ride in the car")
• D) Referring to the family cat as a "kitty" but not using the same name for any other animal (including other cats)

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Definitions:

Propositional Thought

Logical reasoning that uses propositions and symbols to manipulate abstract ideas.

Formal Operational Stage

The final stage of cognitive development in Jean Piaget's theory, occurring from around age 12 onwards, where individuals develop the ability to think abstractly and reason logically.

Cognitive Development

Refers to the progression in how thinking, problem-solving, and understanding evolve from infancy through adulthood.

Cultural Tools

Objects, symbols, strategies, and technical skills that are culturally developed and transmitted, which influence human thought and behavior.