Read the excerpt from "The Girl Who Silenced the World for Five Minutes." • You don't know how to fix the holes in our ozone layer.
• You don't know how to bring salmon back up a dead stream.
• You don't know how to bring back an animal now extinct.

By repeating the phrase “You don’t know,” Suzuki creates

a peaceful tone.
a helpful tone.
a forceful tone.
a hopeful tone.