Hi there! I believe the answer is:
D. An explanation of natural events that is well supported by scientific evidence
I hope this helps :)
B press a clean towel or cloth firmly against the cut. you don't want the bleeding to continue and don't want to make the cut worse by putting any liquid in a lab, like acid that could easily be mistaken as water.
About 7 years hope I helped :)
the answer would be A Do not run out because they are renewable