A small Italian grocery store is in the front part of a house with a parlor, kitchen, and dining room in the back. Bedrooms upstairs house the owners, as well as their older daughter and her husband (who has an upholstery shop in the garage) and baby. Next door, the younger daughter lives with her husband (who drives the grocery delivery truck) and son (who helps out in the store after school and on weekends). The owners’ sons and daughters-in-law and their teen children live in the houses on the other side. This group of people are .

1 an extended family

2 a social class

3 a developed family

4 a nuclear family