Sentence Correction (SC) | It was Wittgenstein who first saw the rules of grammar as analogous to

IMO, Correct Answer - B

D is a close choice but I think in the given context, "within a language" should be preferred over "in a language" because "In" is not defining a definite location. The move is somewhere within a language.

Hope my understanding is correct. Looking forward to the OA.

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