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37 votes
37 votes
I need this answer, urgently

I need this answer, urgently-example-1
User Harry Sarshogh
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1 Answer

18 votes
18 votes
For claim A, the answer would be “redshifted wavelengths of light from galaxies”.

For claim B, the answer would be, I believe, “Cosmic microwave background radiation”.
User Borek Bernard
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