Answer: No
Explanation:
Dr. Fisher was lying on the back thus postmortem staining can be observed on his back. But if the body was moved after death then postmortem staining can also be observed on different parts of the body that can be the front part.
Either B and D I believe I may be wrong..
Answer:
Groundwater depletion
Explanation:
Aquifer depletion is responsible for the collapse of land called Groundwater depletion