Her teacher suggested that she redraw her graph as a line graph. why should she redraw the graph?

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

In which of the following relationships is one organism always benefited while the other organism is always harmed

2. which is the last step in the scientific method?