Answer:
Logical appeal (Logos)
Explanation:
Logical appeal, also known as Logos is one of the three modes of persuasion that appeals to logic or reason. To support an argument using logos, facts, statistics, and history are referenced. In the Speech, "I have a Dream", by Martin Luther King, the Emancipation proclamation by Abraham Lincoln which was declared 100 years ago, was referenced at the onset of the speech and this served as a logical appeal to history.
The Declaration of Independence and the Constitution were also references to history aimed at supporting King's arguments.
The fourth one,”all i could think about was...”
The answer is Johnson cites instances of voter suppression, then gives valid reasons why laws protecting the freedom to vote need to be enforced. This is made for the African to have the right to vote and that there must be no restriction and racial discriminations towards them.