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Fynjy0 [20]
2 years ago
9

DESPERATE WILL GIVE BRAINLIST

Physics
2 answers:
Leokris [45]2 years ago
5 0
B, is older

Because if you look on the scale b is deeper
tester [92]2 years ago
5 0

Answer:

B is older

Explanation:

Cambrian period came right after the Precambrian mass-extinction. While, Triassic period came right after the Permian mass-extinction.

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