One of the Baristas at José's Local Coffee Shop Always

One of the baristas at José's local coffee shop always greets him by name. She often asks how school is going and seems to care about his answer. How would we characterize José's relationship with the barista?

A) She is a "consequential stranger" who bridges the gap between primary and secondary groups.
B) She fits perfectly into what would be considered a primary group.
C) She fits perfectly into what would be considered a secondary group.
D) She is a member of the bourgeoisie.