Read this passage from the story:

Bitterness chews at me. No, something more serious. I press my hands against the ache in my gut. Sometimes, the right amount of pressure makes it go away. Please go away. Pain—true pain—spasms in my muscles like lightning and shivers across my bones. The fractures in my orb shift and grate against each other, dusting my hands in shining powder.

The author's purpose for writing this passage was to __________.

demonstrate that pain is necessary to heal a damaged soul orb
argue that soul orbs cause people to have negative thoughts
reveal that negative emotions cause the soul orbs to fracture
emphasize that soul orb dust contains valuable healing properties

reveal that negative emotions cause the soul orbs to fracture