Olafactory bulbs because it has to do with nerve signals and neurons. Brain because it is the center of the nervous system and the closest to the nose in terms of the nervous system.
<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.
By the first distance, I'd say Venus (0.72 AU)
By the second distance, I'd say it's Saturn (9.54 AU)
But you also say it has no visible rings so the answer is VENUS.
Hope it helped,
Happy homework/ study/ exam!
Answer:savdasfvasfvasdv asaaaaaaaaaaaaaaaaaaaaa
Explanation: