Answer:
because it can change in an instant
Explanation:
Your answer would be C because A affects the natural environment and can cause harm to it, B would affect the surrounding animal population and cause imbalances in biodiversity if they are not able to eat the foods they are used to, and D is not much of a benefit since you are losing the flavor that is naturally in the plants.
Answer:
That hemoglobin is the substance that transports oxygen..
Ethologist :D ..............................
