Answer:
3. Movement of organisms into a population
Explanation:
For this question, I believe that you need the definition of adaption to help with this question
Define:
Adaptation is a trait that allows an organism, such as a plant or animal, to survive and multiply in its environment.
According to the argument posed
by Dovidio and his colleagues, cooperation has an especially positive impact
when it leads people to define a new, inclusive group. An inclusive group makes
room to accommodate new members while an exclusive group seeks to limit
membership to those who can meet some strict requirements of who have a special
status.
Violence against someone the same household, ex. Father-son Wife-husband etc