The thin layers of neurons covering the mammalian brain and which is most well developed increasingly in carnivores, cetaceans, and primates, is termed the : Group of answer choices

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igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .