To cope with variation in social, ecological, or climatic conditions, systems that enabled the mental generation of these potential future conditions and enabled rehearsals of behaviors to cope with this variation evolved and the supporting attentional and cognitive mechanisms are known as general fluid intelligence and everyday reasoning.
To manage changes in social, ecological, or climatic environments, systems that allow for mental preparation of potential future states and practice of coping strategies evolved. These same cognitive mechanisms are linked to general fluid intelligence and everyday reasoning.