Final answer:
Marketers first introduced the personal digital assistant (PDA) to the American consumers as agents of change because of its widespread cultural impact.
Step-by-step explanation:
When marketers first introduced the personal digital assistant (PDA) to the American consumers, they most likely performed the role of agents of change because the cultural impact of the product became widespread. The PDA transformed the way people organize and access information, changing the way they work, communicate, and navigate. It revolutionized daily life and introduced a new era of technology in the digital age.