What was happening to the grand canyon area during the permian age?
a: water was rising and lowering, going from beach, to deep sea, back to a beach, then to shallow seas.
b: volcanic activity
c: the water was a constant shallow sea during that time.
d: tectonic activity- lots of faulting and tilting.
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What was happening to the grand canyon area during the permian age?
a: water was rising...
a: water was rising...
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