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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
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
