Your best friend lives with her mother and father, her two sisters, and her grandmother and aunt, all in the same household. a sociologist would refer to this as a(n) family.

Extended family.

Explanation:

An extended family is defined as the  family which extends beyond the category of nuclear family, which consisting father, mother, and their children, uncles, aunts, grandparents, and cousins, they all living in the same house.

The extended family which comes to live either with or in a place of a immediate family member in some circumstances. In one household, These families are include and some relatives in addition to an immediate family.

answer; researchers typically cannot control people's sexual behaviors as would be necessary in an experiment;

50% because no one is smart enough to relize that money makes the world go round and 99% of the earth hates donald trump the other 1% is the republicans go figure right