Which era does th rock of the Canadian Shield date back to A. Predcamebrain B. Paleozoic C. Mesozoic D. Cenozoic

asked Feb 11, 2019 158k views

4 votes

Which era does th rock of the Canadian Shield date back to

A. Predcamebrain
B. Paleozoic
C. Mesozoic
D. Cenozoic

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2 votes

Answer:

its the precambrian hope this helps <( ^ u ^ <)

Step-by-step explanation:

Mscha answered Feb 12, 2019

by Mscha

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6 votes

I believe the answer to this question is A

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