Which of the following best describes a central idea of the passage? a. harmful actions or behaviors can be excused by certain social situations, justifying the idea that people are inherently good. b. social conditions, rather than innate morality (good and evil), can be the dominant influential force in our actions. c. people will always do bad things if they know they will get away with it. d. social experiments are the only way to test humanity’s capacity for evil.