accepted the invitations. She had a long list of excuses to get out of socializing with 
other people. She was comfortable only with her family and a few longtime friends, but 
aside from those, she usually avoided contact with other people.
After college, Rachel began working at a bookstore, and after a short time, she 
was promoted to assistant manager. She was always comfortable dealing with custom -
ers at her store, and she gradually became more comfortable talking to her coworkers.