The correct answer is "C: All American citizens should be aware of corruption".
The Watergate scandal occurred when it was revealed that President Richard Nixon was making use of unethical practice such as wiretapping political opponents and making use of intelligence agencies such as the FBI in order to gain political advantage over his opponents. However, there was a leak to the press which would later publish the information and expose these activities to the public. President Nixon eventually resigned from office due to this event.