Answer:
a.Federal Communications Commission
Explanation:
This case is clearly a situation of abuse by parts of corporate sales. Consumers have the right to ask companies to stop calling when they feel uncomfortable. When the annoyance does not stop, the practice of abuse is characterized. To inhibit this kind of practice, there are regulatory agencies. In the case of communication, the responsible agency is the Federal Communications Commission. You can make a complaint to this regulatory agency, which will investigate and take action to stop calls. Regulatory agencies typically notify and impose fines on companies that abuse.
