Functionalists argue that select one: a. social conflict among racial and ethnic groups is an important foundation of social integration and stability. b. the social cleavages produced by race are actually healthy to the evolution of society. c. ethnic differentiation may be dysfunctional because it reduces consensus and increases the chances of conflict. d. ethnically differentiated societies will eventually disintegrate.

c. ethnic differentiation may be dysfunctional because it reduces consensus and increases the chances of conflict.

Explanation:

Functionalism is a social theory which refers that society is an organism and each part is essential for its survival. It explains that each institution in a society served a specific purpose and is indispensable from the survival of society. Modern sociologist developed a structural-functional approach which explains that any structural category which does not contribute to the development of society becomes dysfunctional and increases the chances of conflict. And  ethnic differentiation is an element one such element.

if im not mistaken its a. collective emotional arousal