Rose buffay needs to give a presentation to the board of directors of her organization next week. she knows that her presentation will play an important role in her performance appraisal in the next quarter. however, she knows that two of her colleagues, john roy and keith mathews, will also be giving a presentation on the same issue. she is nervous because she believes that men have a better flair for giving presentations. buffay's perception of john and keith is most likely characterized by a) a halo effect b) a contrast effect c) a hindsight bias d) stereotyping e) a confirmation bias