Scientist discover the preserved remains of a woolly mammoth and want to determine its age well examining a sample from the bones.
The scientist discover the specie man is composed of 6.25% carbon 14 carbon 14 has half life of 5730 years is 22,920 years.
Precipitation was the cause of the extinction of woolly mammoths through the changes to plants. The change happened so quickly that they could not adapt and evolve to survive.
Thus, option "A" is correct.
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