Gina calls her doll "dolly" but is unable to generalize this word to other dolls.This illustrates
A) overextension.
B) underextension.
C) overgeneralization.
D) undergeneralization.

Question

Quizplus · Accepted Answer

Underextension refers to the concept where children extend a word's meaning to a narrower class of objects or events than adults do. Here, Gina is using the word "dolly" only to refer to one particular doll and is unable to generalize it to other dolls, which indicates underextension.

Gina Calls Her Doll "Dolly" but Is Unable to Generalize