: Scholars debate whether language production results from innate linguistic knowledge (competence) or the growth of processing resources (performance).
: Development tracks from infant babbling to single words, simple two-word phrases, and eventually complex sentences. Language
: The rules for combining words into sentences , primarily focusing on the relationship between the subject (the noun performing the action) and the predicate (the action itself). : Scholars debate whether language production results from
: The study of sounds and how they are organized into systems. simple two-word phrases