Its A because dolphins like to fallow boats not to be scared
Explanation:
<em><u>Members of the kingdom Euglenozoa do have mitochondria, but are a diverse group in terms of structure. All euglenoids have a flagellum, whereas the kinetoplastids have a kinetoplast</u></em>

Answer:
At one point in Earth's history the mountains were under water
Explanation:
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Trees remove Carbo Dioxide from the atmosphere, they produce oxygen, and they make soil healthier and more arable. I hope this helps! Brainliest would be great. Comment below if it helped.