I’m sorry this picture is so bad, but please help :)

Which of the following explains why a tree is often used as a model to represent the principle of common descent

Both destructive and constructive, the natural event seen here, is important in destroying and creating landforms on earth. what is this event called? a) deposition b) flooding c) landslide d) sedimentation

What term is applied to a scientist who studies ancient life including animal and plant fossils