The answer is spring scale
Answer:
Cambrian, Ordovician, Silurian, Devonian, Carboniferous, and Permian
Explanation:
These all occurred in the paleozoic Era I hope you do great good luck <3
Answer:
opt a f g is correct answer ok
Answer:
option C.there is an accumulation of carbon dioxide.
Explanation:
The first one is D hope it helps!
