Answer:
a
Explanation:
because all of the other answers don't make sense.
There are more glaciers melting around the world due to global warming.
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.
it is upside down
but I know that there is somebody that has been answering those question.