A young child says "The mouses runned away quickly." According to research on first language acquisition, this utterance best illustrates which phenomenon?
AFossilization, where incorrect forms become permanent in the learner's grammar
BOvergeneralization, where the child applies regular morphological rules to irregular forms正確答案
CCode-switching between two competing grammatical systems
DA silent period followed by telegraphic speech production
答案與詳解
