Question

    Read each sentence to find out the error in it. The error will be in one part of the sentence. Mark the part with the error as your answer. (Ignore the errors of punctuation).

    Thousands of scientific investigation have confirmed the association of smoking with the number of  diseases. 

    A Thousands of scientific investigation Correct Answer Incorrect Answer
    B have confirmed Correct Answer Incorrect Answer
    C the association of smoking Correct Answer Incorrect Answer
    D with the number of diseases. Correct Answer Incorrect Answer

    Solution

    Replace ‘the number of’ with ‘a number of’.

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