The first group of vertebrates to arise was probably the fishes. select the best answer from the choices provided t f

a

explanation:

some of your causes might be acidic rain or natural wildfires that cause the parks to be degraded

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he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

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