Berko's Study Demonstrated Children's Understanding of Morphological Rules

Multiple Choice

Berko's study demonstrated children's understanding of morphological rules. It is impressive to note that the children in the study

A) used morphological rules from utterances they had heard and applied them to words that they have never heard before.
B) were able to answer correctly without understanding or using morphological rules.
C) were unable to apply rules to fictional words.
D) based their responses on past instances of hearing the words used in the study.