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【单选题】
Which of the following, if true, would cast the MOST doubt on scientists' most recent explanation for the origin of the ocean's water?A.
Meteorites contain only twice, and not ten times as much xenon as regular sea water.
B.
Local water from the solar nebula is found to contain as much xenon as meteorites.
C.
Water from the solar nebula contains less deuterium than was previously thought.
D.
Comets containing more than twice the amount of deuterium than was previously thought.
E.
More than twice as many meteorites as comets existed in the solar system at the time of the Earth's formation.
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