The radiations detected by Arno Penzias and Robert Wilson were the

ultraviolet rays of the Sun
light rays reflected by stars
original heat from the Big Bang
red shift waves produced by Doppler Effect

Question

The radiations detected by Arno Penzias and Robert Wilson were the

 ultraviolet rays of the Sun
 light rays reflected by stars
 original heat from the Big Bang
 red shift waves produced by Doppler Effect

anonymous · Answer

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kobeni-chan · Answer

Original heat from the big bang, I think

anonymous · Answer

thank i will tried