Sentence Correction (SC) | Re: The rare bird, considered extinct for over fifty years and actually

jim441

Watch out for phony parallelism! If two ideas are contrasting--we thought the bird was extinct BUT it was actually thriving--then we don't want to just throw them together in a list. D is better precisely because it separates the first idea (the previous belief about the bird) from the other two items (what was actually happening and what has happened since).
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