1. The sizes of their necks vary
I believe the answer is D, because you will need to have a positive attitude dealing with peoples diffrent behavioral issues
Answer:
Belief doesn’t have much role in science, except in the sense that nobody can check everything. But science is a set of methods for establishing knowledge that is as good a match as possible to the world we find ourselves in.
Explanation:
The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.
Mold fossils
Cast fossils
Trace fossils
It would be D. being able to eat plants that survive in the changed environment
Hope this helps :))