Question

    What was the primary method used by researchers to

    confirm the lunar cave?
    A Lunar surface drilling Correct Answer Incorrect Answer
    B Analysis of lunar soil samples Correct Answer Incorrect Answer
    C NASA’s Lunar Reconnaissance Orbiter radar measurements Correct Answer Incorrect Answer
    D Astronaut reports Correct Answer Incorrect Answer
    E Satellite imagery Correct Answer Incorrect Answer

    Solution

    Researchers used radar measurements from NASA’s Lunar Reconnaissance Orbiter, comparing them to Earth's lava tubes, to confirm the lunar cave.

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