Because people are treated unfairly.
Answer: A. It Is the specific idea the passage focuses on.
Explanation: The specific notion that a passage concentrates on is the primary idea of that passage. It is the most essential idea in the passage that the author discusses. It frequently appears in the first few paragraphs of the passage and is repeated at the end. The fundamental idea provides the paragraph meaning and direction, and it is frequently mentioned in other parts of the piece for clarification.
