Answer:
D
Explanation:
D is the only option where the cause of the pollution is not something man-made.
Answer:
im not suuuuureeeeeeeee but i think its a
The period during which the presence of stromatolites decline is the Proterzoic period. Stromatolites are widely distributed sedimentary structures consisting of laminated carbonate or silicate rocks, produced over geologic time by the trapping, binding, or the precipitating of sediment by groups of microorganisms, primarily cyanobacteria.
There are no answer choices, but I know the mitochondria create energy for the cell.
