Help asap 10 points my grade is on the line

In 3-4 sentences describe how the use of black dialect in the poem "At Night" gives us a sense of a time in history.

Afirefighter is a rescuer extensively trained in firefighting, primarily to extinguish hazardous fires that threaten life, property and the environment as well as to rescue people and animals from dangerous situations.  just cut some parts to make them shorter and add some of your facts or what describes them most. or what they are supposed to do.