Answer:
The originator of transformational grammar was Chomsky.
Step-by-step explanation:
Transformational grammar is part of the theory of generative grammar and considers grammar as a system of language analysis that recognizes the relationship among several elements of a sentence and the possible sentences of a language and rules to express these relationships.
IIn 1957, the U.S. linguist Noam Chosmky proposed the most widely discussed theory of transformational grammar that rejected the idea that every language is unique.