What is one way vegetation has changed since the time of dinosaurs?

As time has progressed, so has our need for resources. i would say that there is less vegetation, because of tree chopping and mass clearing.

Explanation:

the answer is c because it is most logical.

the law of original horizontality explains:   why rocks appear in layers. correct answer: b the law suggests that all rock layers are originally laid down (deposited) horizontally and can later be deformed.   the principle is used by geologists to make assumptions about the relative ages of sedimentary rocks.