| A | B |
| aging | family stage with largest population growth |
| empty nest | a couple with grown children who don't live at home |
| childbearing | family life cycle where a couple starts having babies |
| nuclear | parents and their biological children |
| single parent | only 1 parent in the home |
| step/blended | a couple with children from other marriages |
| extended | aunts, uncles, cousins, grandparents all living with a family |
| childless/beginning | this couple is newly married and has no children |
| parenting/expanding | couple has young, school-age children |
| launching | couple has college age kids |