Using a criterion based on an object's color, astronomers recently identified 23 galaxies so distant from Earth that their light has taken 85 percent of the age of the universe to reach us.
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Aastronomers recently identified 23 galaxies so distant from Earth that their light has taken
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Bastronomers recently identified 23 galaxies that were so distant from Earth for their light to take
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Castronomers recently identified 23 galaxies to be so distant from Earth such that their light takes
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D23 galaxies were recently identified by astronomers to be so distant from Earth for their light to take
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E23 galaxies were recently identified by astronomers as so distant from Earth their light has taken
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正确答案: A