The answer is the Dinosaurs and the Pterosaurs.
The Jurassic Period follows Triassic Period. It is known as the Age of Reptiles. the land was dominated by the dinosaurs and the flying pterosaurs. Both groups are reptiles. Other animals and plants during this period have just recovered from the largest mass extinctions on Earth.
To reduce risk, D is your answer.
Answer: Extraneous Variable
Explanation: Extraneous Variable. When we conduct experiments there are other variables that can affect our results, if we do not control them. These other variables are called extraneous or confounding variables.
Red wine . That's one arrangement
Answer:
They are complex behaviors that are automatic and unlearned and occur in all members of a species
Explanation:
