By emotional exchanges in the each senario
The correct pronoun to use is "they". Hope this helps.
Answer:
la la land kind cafe provides a community for Youth who hav aged Out of foster care.
Well, the whole novel is basically told through these letters, so they are used to advance the plot an offer some sense of authenticity to an implausible story. Plus, it is a way for them to express their own feelings and thoughts about the whole thing.