Question

Dinosaurs emerged during what time period?

Answer 1

The answer is C. Mesozoic Era

Answer 2

Hey there kristenklimasz!

Question:
Dinosaurs emerged during what time period?

Answer:
Dinosaurs lived between 230 and 65 million years ago during that time it was called Mesozoic Era this was way before the first homo sapiens appeared there is 3 periods in the Mesozoic Era. Triassic, Jurassic, and Cretaceous 
So your answer is
 C) Mesozoic Era 

Hope this helps!

-Jayden