As children move beyond two-word utterances, they begin using plural and possessive nouns, appropriate verb endings, prepositions, articles, and various forms of the verb "to be." This is evidence that the children
A) are increasing their vocabulary.
B) have well-established phonology.
C) know morphological rules.
D) know pragmatic rules.

Question

Quizplus · Accepted Answer

The use of plural and possessive nouns, appropriate verb endings, prepositions, articles, and various forms of the verb "to be" demonstrates that the children have acquired knowledge of morphological rules, which govern the formation of words and their inflections. This suggests that the children have a deeper understanding of the structure of language beyond just acquiring new vocabulary or being able to produce sounds correctly, indicating that they are developing their understanding of grammar.

As Children Move Beyond Two-Word Utterances, They Begin Using Plural