An untruth about a person that will likely do them harm is known as: A. Periodical B. Libel C. Obituary D. Publication

B: Libel

Explanation:

Even though it can be difficult to quantify the exact amount of economic harm, the law provides causes of action against people who lie about you. Defamation is a false statement communicated to someone else to damage your reputation or good name. Defamation through writing is called "libel"; spoken defamation is called "slander."