Every night at 9 p. m, the phone rings with calls from companies you have never heard of asking you to buy their products. you have asked them to stop calling you, but they refuse. which agency can you with this problem?

Federal Communications Commission

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.

are their options?

otherwise i can't

presidency should be the title