XAT 2020Verbal Ability & RCVocabularyMEDIUM+1 / −0.25
Carefully read the paragraph below:
__________, medicine has been operated by trial and error, in other words, __________. We know by now that there can be entirely_________ connections between symptoms and treatment, and some medications succeed in medical trials for mere random reasons.
From the options below, choose the one that MOST appropriately fills up the blanks.
Select an option to reveal the answer and explanation
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