The Black Ball, by Ralph Ellison, is most likely to belong to the Contemporary Period of American Literature.
Ellison began to publish his works in the 1950s and his themes revolved around the struggles African-Americans had to face while trying to not only survive but to be seen and heard by a racist society. He was certainly influenced by the movement known as the Harlem Renaissance, when black art flourished full of creativity and pride.
The Black Ball speaks of struggle and hope. John, the main character, has to deal with discrimination while he tries to teach his own son that being American is better and more important than being black, brown, or white.
A trial which is observed by trial judge or by jury without being partial is a fair trial. Various rights associated with a fair trial are explicitly proclaimed in Article 10 of the Universal Declaration of Human Rights, the Sixth Amendment to the United States Constitution, as well as many other constitutions and declarations throughout the world. There is no binding international law that defines what is not a fair trial, for example, the right to a jury trial and other important procedures vary from nation to nation.
I think the answer is A-Features