Answer:
https://www.litcharts.com/lit/bud-not-buddy/chapter-16 its a good site surely will help you. reliable
Explanation:
He was shot by the police when he was trying to escape jail (prison)
Walls' father, Rex, was a charming, intelligent alcoholic who was also likely suffering from an undiagnosed bipolar disorder; her mother Mary Rose is a self-described “excitement addict” who often neglected her children to focus on her painting.
The answer is "informal and simple".