Question

    There are various costs associated with conducting

    surveys. Which of the set represents the correct ascending (least expensive to most expensive) order of cost per completed survey?
    A mail; online; telephone; personal interview Correct Answer Incorrect Answer
    B personal interview; mail; telephone; online Correct Answer Incorrect Answer
    C online; mail; telephone; personal interview Correct Answer Incorrect Answer
    D personal interview; online; telephone; mail Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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