solikon wrote:
I think its clear B. Only sentence, which is parallel in Its structure.
A study that has ignited . . . . . and that makes... despite the different tense used, sentence is gramatically correct
Hello solikon,
Yes, I guess your thought process is correct.
Other options are either not parallel or fragments joining two independent clauses without a comma and a conjunction from "FANBOYS".
I am not an expert.

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