Question
In the given sentences, five words are in bold and
numbered from A to E, which are the possible pairs to be interchanged. Choose the pair(s) of words that need(s) to be interchanged to make the sentence grammatically correct and meaningful. Advances in (A) biotechnology  have paved the (B) way   for groundbreaking (C) diseases  that target the root causes of (D) treatments  rather than merely (E) alleviating  symptoms.Solution
Corrected sentence: Advances in biotechnology have paved the way for groundbreaking treatments that target the root causes of diseases rather than merely alleviating symptoms.
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