The prehistoric reptiles known as dinosaurs arose during the Middle to Late Triassic Period of the Mesozoic Era, some 230 million years ago. They were members of a subclass ofreptiles called the archosaurs (“rulingreptiles”), a group that also includesbirds and crocodiles.
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Answer:
Both took place at the same time
Explanation:
<u>WHILE</u>
C. Carl had asked his mothers permission before he left town, this is the correct one because the keyword is "Had" and "before"
