<span>A Nuclear family.
Family form that consists of one or both parents and their children living without any of their extended family members.</span>
America usa !!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
people can travel to other states and country's faster then using a boat or a car
Explanation:
Answer:
The internal validity threat that is most likely occurring in this scenario is:
Selection threat.
Explanation:
Selection threat or bias results from how groups were selected for the test, especially when the different groups were not comparable before the study. For example, some of the students were frustrated by the frequent questions from their teacher. They wanted quick progress, and as a result, started acting out. Grouping these students together as a control group creates a threat called a selection bias or selection threat. It shows that any other factor (reading on their own and no participation in the math-based reading program) than the reading program leads to the post-test differences between the groups.
The only option that dictates marrying a person from a particular group is endogamy. Endogamy requires a person to marry within a specific ethnic, racial, and/or caste group.
Nuclear family is one or both parents loving with their children. Matrilineal descent is inheritance and ancestry traced through the female side of a family. Polyandry is a form of polygamy in which one woman has multiple husbands.