It's either person against self or person against person. I'm leaning toward person against self though.
The poetic device that is used in "As his classmates teased him about his new glasses, his heart was a stone" is the metaphor.
<h3>What is a poetic device?</h3>
In poetry, language is used with non-literary meanings that make the poet better express the theme of the poem.
The most common poetic devices include:
- Alliteration
- Metaphor
- Imagery
- Personification
- Simile
<h3>What is metaphor?</h3>
This is a common poetic or literary device in which the poet describes a person, animal, object, situation, etc. by comparing this to another element.
<h3>Why does the phrase uses metaphor?</h3>
Metaphor is used in " his heart was a stone" because the author of this line is comparing the heart of the boy with a stone, most likely to express the way the attitude of the boy changed.
Learn more about metaphor in: brainly.com/question/13020675
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