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Ana studied a diagram of the geologic timeline to complete her homework assignment. She became curious about the different divisions that formed the sections of an era. What is the name for the groups into which eras are divided? A section from the geological time scale representing the Mesozoic Era in table format. Triassic (began 252 million years ago; lasted 51 million years). Jurassic(began 201 million years ago; lasted 56 million years). Cretaceous (began 145 million years ago; lasted 79 million years). A.sections B.periods C.divisions D.Precambrian

Sagot :

The groups into which eras are divided on the geologic timeline are called periods. So, the correct answer is:

B. periods

Answer: B.) Periods

Explanation: Eras are divided into periods. (The period of Dinosaurs, The Bronze Period, The period of Colonization, etc.)

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