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    Question

    Match the Following Inventions/Discovery

    Inventors/ Discover (i) Heart – lung machine (A) Berline (ii) Seismometer (B) John Harrison (iii) Microphone (C) Denis Melrose (iv) Chronometer (D) Robert Malett
    A CBDA Correct Answer Incorrect Answer
    B CDAB Correct Answer Incorrect Answer
    C BDCA Correct Answer Incorrect Answer
    D BDAC Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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