Your nervous system could be damaged in a car accident due to texting
1- they can be used as domestic fuel for cooking instead of kerosene or firewood that contribute to pollution
2-they can also used to generate electricity in rural areas as these areas has not enough resources of electricity
Ok so producer is going to be..human, Eagle, cow, apple tree. Consumer is also going to be Eagle, human, and cow. and the rest will be decomposer unless you can count us as decomposers too.
The answer to your question is option b
This is because if the trees are black, and covered with soot due to the pollution, caused by industrialisation, the white moths will be easily seen and constantly hunted by the predator, compared with the black moth population as they camouflage easily. Ultimately, the white moths would be hunted to such an extent that their population would dramatically decrease