the answer is actually A. chemical weathering by oxidation .
chemical weathering works on rocks that contain iron. These rocks turn to rust in a process called oxidation. Rust is a compound created by the interaction of oxygen and iron in the presence of water.
do you have a graph or an image you can attach
C) The mountain lion population would drop below its current level.
A and B are the exact same option.
The answer is that the production of ethanol indicates anaerobic respiration.