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Author Question: The Phanerozoic is a(n) a. epoch. b. era. c. eon. d. period. ... (Read 25 times)

ec501234

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The Phanerozoic is a(n)
 a. epoch.
  b. era.
  c. eon.
  d. period.

Question 2

The Cambrian is a(n)
 a. epoch.
  b. era.
  c. eon.
  d. period.



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kristenb95

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Answer to Question 1

c

Answer to Question 2

d




ec501234

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)


sarah_brady415

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Reply 3 on: Yesterday
Gracias!

 

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