Julius Caesar did indeed commit treason by crossing the Rubicon because it was legally proscribed that if any army-leading general crossed the boundary it would start a coup d'etat which was strictly forbidden. Because of the crossing, it started the Roman Civil War.
The essential purpose of this letter to the Hebrews, it was to exhort Christians to preserve in the face of persecution. the ultimate promise was of a redeemer, “the Messiah, and of his covenant that would bring righteousness before god”.
Answer:
It introduced the concept of individual rights
I would go with C cause its the only one that would go along the lines of buying or selling