According to Brown and Cazden (1973), a child was considered to have acquired a morpheme (such as /ed/ to indicate past tense):
A) the first time it was used correctly
B) the first time it was used in appropriate context, whether correct or not
C) when it was used in 90% of its obligatory contexts
D) when the child noticed an adult's incorrect use of the morpheme

Question

Quizplus · Accepted Answer

Brown and Cazden (1973) considered a child to have acquired a morpheme when they used it in 90% of its obligatory contexts. This shows a consistent and accurate use of the morpheme. The other options (A, B, and D) do not take into account the level of accuracy or consistency needed for acquisition. Option A only considers the first correct use, which could be a lucky guess. Option B focuses on appropriate context but not accuracy. Option D is not relevant to acquisition but rather to the child's ability to detect errors in adult speech.

According to Brown and Cazden (1973), a Child Was Considered