Final answer:
The functionalist view emphasizes harmony in the cooperation between states, advocating for interdependence and shared goals to maintain societal stability.
Step-by-step explanation:
According to the functionalist view of cooperation between states, what is emphasized is option 3: Harmony. Functionalists believe that the societal power and structure are built upon the basis of cooperation, interdependence, and shared goals or values. In contrast to conflict theory, which views societal structures as a struggle between social groups competing for resources, functionalism advocates for consensus and the smooth operation of a society where all its components work together to create stability and order.