Option A would be the appropriate one as we know the common formula of carbs is CH2O we can get C10H20O10 by that formule! :)
<h2>540 million years ago
</h2>
Paleozoic.
Era immediately follows Precambrian It lasted about 4.5 billion years.
When did abundant fossil evidence first appear in the geologic record.
540 million years ago.
Answer: the rocks density and the waters density would stay the same. It does not change
Explanation:
The last three are correct
The term would be leukocytosis and this usually indicates that there is presence of an infection.