Final answer:
Interactionist models of socialization emphasize that human beings are active decision makers who give meaning to their experiences through social interaction and learning from various agents of socialization.
Step-by-step explanation:
Among the options provided regarding what human beings are emphasized to be in Interactionist models of socialization, the correct answer is that they are active decision makers who give meaning to their experiences. Interactionist perspectives in sociology highlight the role of social interaction in human self-development and the creation of societal norms, values, and behaviors. This learning occurs through various agents of socialization like families and media, aiding individuals in becoming part of the larger societal framework and internalizing roles and expectations.