The late Cretaceous period and environment changed due to changes in climate when the asteroid hit the planet and covered the sun rays.
Explanation:
As per the fossil records shown the layers A and B are the oldest and they have shells, ammonites, trilobites, and fish that shows it was underwater. The layer D is that formed by the dinosaurs and plants as in the Cretaceous period when plants on land were found.
There are many things. Women couldn't vote, so they had no choice in government. They couldn't get the same jobs as men, so if you were a woman, you had to rely on your husband.
