Answer:
C = Because white people are mostly unaware of the real plight of African Americans
Explanation:
Answer: Carew's murder gives Mr. Utterson the opportunity to search Mr. Hyde's house and learn more about him.
Mr. Hyde has bumped into a gentleman called Carew. When this man says hello to Mr. Hyde, he beats him to death. The police later finds a letter in the dead body, addressed to Mr. Utterson, and decide to contact him. This gives Mr. Utterson and the police a chance to explore Hyde's living quarters, where they find the murder weapon and Hyde's check book.