Em plss how do the second and third paragraphs show that the extinction of the dinosaur has divided the scientific community? question 3 options: a) the author states the problem with earth's climate and provides a solution to prevent future changes. b) the author lists the pros and cons of the extrinsic catastrophists' and intrinsic gradualists' theories. c) the author contrasts two groups of scientists with different views on how dinosaurs became extinct. d) the author organizes the events that led to the extinction of dinosaurs in chronological order.