I’m almost positive the answer is C, I took environmental but the chemicals in aquifers that are unnatural start to seep into the ground and soil around it polluting more than the water. Sorry if I’m wrong been a while.
The third statement since quantitative is about quantity (in numbers) so the third one (C) best suits quantitative with the mention of 27mL
The answer is : Limestone
I am guessing its the chlorophyll. <span />
They would expect only about 5 hours of darkness.