Sentence Correction

(As foreign-language learning moves online, the paradigm that, to speak a foreign language, we need to converse with a native speaker is becoming) swiftly obsolete


a)As foreign-language learning moves online, the paradigm that, to speak a foreign language, we need to converse with a native speaker is becoming


b)With the learning of a foreign language moving online, the paradigm that we need to converse with a native speaker to speak a foreign language becomes


c)With foreign-language learning moving online, conversing with a native speaker to speak a foreign language, which is the paradigm, is becoming


d)Because the learning of a foreign language moves online, the need to converse with a native speaker to speak a foreign language is the paradigm, which has become


e)As foreign-language learning moves online, the paradigm, which is we need a native speaker in order to speak a foreign language, has become

What is the right answer according to you and why?

The OA is A.....