Answer:
knowledge function
Explanation:
According to my research on studies conducted by various behaviorists, I can say that based on the information provided within the question this scenario reflects the knowledge function of attitudes. In the context of attitudes and behaviors, this function refers to an individuals need for consistency and stability within the world they live in. Which in this scenario since Karen has always owned Pferd automobiles she associates consistency, stability, and reliability with their cars, which is why she decided to buy her son the new model.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.