Number one you could burn it number two it could mold or mildew those are the only ones I know sorry
Most soil originated from weathered rock.
The correct answer is the final option - sickle cell disease and malaria are both potentially lethal diseases.
The other options are incorrect because sickle cell disease is an inherited disease, but malaria is not - it is an infectious disease. However, both of these disease are quite dangerous, and may have severe consequences (such as death) if they are not properly treated.
Hope that this will help you