We affect our planet's health in many ways.
One way is by transportation, some ways of transportation may not hurt the planet, while other are very harmful.
Another way is by pollution. When you throw trash on the ground, of smoke, you are pollution, harming the earth.
~CoCo
your answer is symbolism.
The answer is (D) <span>anything beyond the specific words of a literary work that may be relevant to understanding the meaning of a text.</span>