The evidence suggests that some ___________ years ago, a population of early fishlike vertebrates evolved.
A) 3 to 4 million years ago
B) 30 to 40 million years ago
C) 60 to 80 million years ago
D) 150 to 170 million years ago
E) 380 to 400 million years ago

Question

Quizplus · Accepted Answer

The correct timeframe for the evolution of early fishlike vertebrates is 380 to 400 million years ago, during the late Silurian to Devonian periods. This era is known for the significant diversification of fish.

The Evidence Suggests That Some ___________ Years Ago, a Population