Before Coming to His Final Exam, Howie Drank Four Cans

Multiple Choice

Before coming to his final exam, Howie drank four cans of Surge (which contains a lot of caffeine) . As the final was being passed out, Howie became aware that his hands were shaking and his heart was beating fast. According to __________ theory, whether Howie attributed his shaking hands and beating heart to ingesting a lot of caffeine or to being concerned about the final would affect his emotional experience.

A) James's peripheral
B) Cannon's central
C) the Schachter-Singer
D) the Shenker-Turner