Many students hope to have their own cars one day but young people are
well aware of the problems which cars cause the environment so how can drivers reduce the impact cars has on the environment.

They can buy cars that are "Green." Meaning that they don't hurt the environment.

Explanation:

dramatic irony occurs when the reader/audience knows more about a character's situation than the character does. the one main effect is that it gives the reader a sense of superiority, or detached superiority. the reader not only seemingly discovers what is revealed, but feels superior for doing so.

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