Question

    Facebook had slightly over __________ unique U.S. visitors per day by September 2011.

    A 20 million Correct Answer Incorrect Answer
    B 30 million Correct Answer Incorrect Answer
    C 70 million Correct Answer Incorrect Answer
    D 150 million Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Facebook had over 150 million unique U.S. visitors by September 2011.

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