Uni- having a single legislative chamber
Bi- having two branches or chambers
Three promotional materials used by public relations include pamphlets, books and articles.
The science of building relationships between an organization and its main audiences is called public relations. This branch may sometimes use promotional materials to reach their audience to promote their products and services.
Maybe congress, either that or maybr the beanches like legislative executive judicial?
The 15th amendment is the answer
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It's too short. Write at least 20 characters to explain it well.