D. Numerator is a subject-area word because it belongs to only one subject
The author's purpose is to give an example of a disadvantage or unfairness between being colored or being white and make the reader more sympathetic to the circumstance.
Answer:
To explain something you and someone else want to do. For example, Let's help you with your bags Mrs. Landsworth. Let's is short for "let us".
Explanation:
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