What is the effect when author is careful to develop a character completely

Read the hypothesis below and answer the question that follows. playing video games will improve individual spatial skills. what is the dependent variable in the experiment? a. playing video games b. type of subjects c. type of video game d. spatial skills

In the following line, "so many crazed men, so much shouting, so much brutality, " what type of rhetorical feature is wiesel using to emphasize the image?

Which of the following is an element of plot