What cherished object provides Eddy with a sense of hope in the novel, All Things Cease to Appear?

Eddy's trumpet symbolizes hope and opportunity, specifically the opportunity for him to start a better life outside of Chosen. He desires to study music and become a professional musician because of his remarkable talent as a trumpet player. His dream of new opportunities helps him to stay afloat after he loses his parents, and ultimately gives him a way out of Chosen when he goes to play in a marching band in San Francisco.