What is the difference between underextension and overextension?

A. Underextension refers to applying a word more narrowly than it is usually applied, and overextension refers to applying a word too broadly.
B. Overextension refers to applying a word more narrowly than it is usually applied, and underextension refers to applying a word too broadly.
C. Underextension occurs when infants begin speaking their first words, and overextension begins after children start using more than one-word sentences.
D. Overextension occurs when infants begin speaking their first words, and underextension begins after children start using more than one-word sentences.


Answer: A

Psychology

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