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    Question

    A statement has been given with three words in bold.

    There are three answer choices given below, one or more of which may act as replacement to the original set of words. You are required to find the correct combination of the answer choices. In case the original set is correct, select ‘No improvement’. The study  revealed that certain tree strain  play a critical role in maintaining soil health, acting as natural barriers against erosion and sustaining the ecosystem’s balance. I. report, plants, stability II. research, variants, integrity III. analysis, varieties, harmony
    A Only I Correct Answer Incorrect Answer
    B Only I & II Correct Answer Incorrect Answer
    C Only II & III Correct Answer Incorrect Answer
    D Only I & III Correct Answer Incorrect Answer
    E No improvement Correct Answer Incorrect Answer

    Solution

    Solution ​ The word ‘strain’ is incorrect here because the sentence is talking about several kinds of trees as they help in maintain soil health. The correct words here will be ‘varieties’ and ‘variants’. All other words are correct in the sentence. Hence, the correct answer is option C.

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