Grafting Choice Board Project 4.02 Choose from the following options and pick four of these (there will be 3 that you do not complete). Each one of your choices is worth up to 25 points, making this project a 100-point project. Be sure to include all parts of the choice board and label them when uploading.

12) several teeth were found in an area of flat land covered with trees and plants. the teeth were examined by a paleontologist, and it was determined that the teeth came from a shark. they found many other shark teeth in this area. however, the people who discovered the teeth were puzzled, because there was no source of water near where the fossils were found. what is the paleontologist's best explanation for why the teeth were found in this area? a) sharks used to live on flat land. b) this area was once covered with salt water. c) this area was once covered with freshwater. d) someone buried the shark teeth deep in the ground.