D hope this helps peace out
I believe it’s the first option
By studying the composition of its volcanic rock
The characteristics show that the given fish is a sturgeon.
Sturgeon is a general name for the twenty-seven fish species belonging to the family Acipenseridae. Their origination dates back to the Triassic, that is, about 245 to 208 mya.
The sturgeons are late developing, and long-lived fishes with different features like a heterocercal caudal fin identical to that of sharks, and an elongated spindle-like body, which is scaleless, smooth-skinned, and armored with five lateral rows of bony plates known as scutes.
Answer:who else is high rn
Explanation:
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