Devin is running to catch a bus when he sees a person trip and fall. As Devin is getting on the bus, he sees another man walk right past the person in need of help. Devin thinks to himself, "I can't believe that man didn't help that person. He is really a selfish person. I would have helped, if I hadn't been in such a hurry." He is displaying .
a. actor-observer effectb. fundamental attribution errorc. unique invulnerability biasd. ultimate attribution error