2. Recall from Chapter 1 the experiment on nonconscious processing in which participants read a persuasive message in a room with either a fishy smell, an unpleasant smell that was not fishy, or no distinctive smell (S. W. S. Lee & Schwarz, 2012). The researchers measured the degree to which each participant was persuaded by the message and discovered that participants were least likely to be persuaded in the presence of a fishy smell (there was something "fishy" about the message). In this experiment, what was the independent variable? What was the dependent variable?