Juan has just developed the ability to convert a declarative sentence (e.g. ,"I like pizza")into both a question (e.g. ,"Do I like eating pizza?")and an imperative (e.g. ,"I must eat pizza!").This would indicate that Juan now is aware of

Question

Quizplus · Accepted Answer

Juan has developed the ability to transform a declarative sentence into a question and an imperative. This indicates that he has acquired the knowledge of how to manipulate language structure to convey different meanings. This aligns with transformational grammar, which studies the underlying rules and structures of language that enable us to generate different types of sentences. Therefore, D is the best choice. Functional grammar and overextension are not relevant to the scenario. Overregulation refers to the tendency to overapply language rules, which is not evident in Juan's case.

Juan Has Just Developed the Ability to Convert a Declarative