Answer:
Federal Communications Commission
Step-by-step explanation:
The Federal Communications Commission is an agency from the government of the United States that takes care of controlling communications, radio and television industries. This agency tries to help to make these services available for everyone in the country at fair prices. Also, as it regulates these services, it has established rules related to marketing calls and if there is a violation to these rules, customers can file a complaint against the company that is doing it. According to this, the agency that can help you with this problem is the Federal Communications Commission.