Read the following passage:
An increase in automobile use has led to increased
demand for fuel. The extraction, processing, and delivery
of fuel put harmful pollutants into the atmosphere. The
fuel that is then consumed by engines creates carbon
dioxide emissions. The carbon dioxide creates a
greenhouse effect in the atmosphere. The gasses trap
heat in Earth's atmosphere, leading to global warming.
Which statement best describes the main idea of this passage?
O
A. Life was better before the invention of automobiles.
O
B. Most people are unaware of how air pollution affects the
environment.
O
C. Mass transit creates less air pollution than individual automobiles.
O
D. People should reduce their use of automobiles or drive cleaner
vehicles.

the author motivation is to show the power of animal-human relationships.

the metamorphosis is based on an evident father-son problem. this story shows, as a result of the unthinkable transformation of the son in an insect, the deformation and destruction of the individual caused by the authoritarian and hierarchical structures of the family. the narrative begins with the transformation into an insect of enormous proportions of the traveling salesman gregor samsa, a lonely, introverted and submissive, who keeps his family with his work. when he worked, he was appreciated by everyone, but, now that he can not work, he is despised, especially by his father, but this is going to be joined, painfully for the protagonist, first his mother and, finally, his own sister, grete, with whom he had held a special relationship of complicity and affection for many years.

condemned by a deep sense of responsibility, gregor fears the reaction that his frightful aspect will incite in his family. he feels guilty for not being able to continue being useful to the beings he maintained. his own family, however, is ashamed and runs away from him, and even tyrannizes and resists him. the father, of a severe and despotic character, humiliates him and treats him with great cruelty. all his attempts to escape from the confinement to which he is subjected in his own room fail before the hostile rejection of the beings that surround him. prisoner in his lair and unable to continue playing the only function of making money he had, finally chooses, with the consent of his parents and sister, to die of starvation. with this, he is freed from a servile and unhappy existence. the family appreciates gregor while he fulfills the interests. but when he is unable to continue earning money, it becomes a problem, a shame, and family relationships begin to become tense, until coexistence becomes impossible.