Over the course of the conversation at the fence, how does the stranger get elisa to trust him?

According to eric shlosser’s introduction to fast food nation what is his book primarily about?

1. imaginary persons in a novel believable characters 2. characterization long prose narrative 3. real in the fictional world of the novel creation of characters 4. the novel world of fiction 5. world of the novel characters i need the answer

Precarious subsistence voracious abysmal wood is to fire as food is to arrowright grinning is to cheerful as teetering is to arrowright conniving is to scheming as terrible is to arrowright mournful is to sad as gluttonous is to arrowright