Answer:d.Paleozoic Era
Explanation:
Paleozoic Era is hallmarked by climate, animals & plants.
This Era includes the Ordovician Period, Silurian Period and the Devonian Period.
The Silurian Period is one during this era where aquatic plants and animals evolved.
The other guy is right, B is the answer now hurry and get that test prep done
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For a quantity of water, milliliters (mL) are used
For the length of a leaf centimeters or millimeters (cm; mm) are used
For the mass of a small stone, gram (g) are used.
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