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. a peaceful tone.
B. a helpful tone.
C. a forceful tone.
D. a hopeful tone.