Final answer:
Taylor and Keenan's family is a nuclear family, which includes two parents and their children living in a single household.
Step-by-step explanation:
Taylor and Keenan, along with their two children living together in one household, represent a nuclear family. A traditional nuclear family consists of two parents and their children living in the same household. This family structure is considered the nucleus or core, which has been the typical model of an American family for most of the twentieth century, though its prevalence has been declining in recent years according to census data.