Selena is reading a book when she feels a tear roll down her cheek. at the same time, a feeling of sadness overwhelms her. this scenario is most in line with which theory of emotion?

The theory of emotion that most in line with this scenario is The Cannon-Bard theory

In the The Cannon-Bard theory, we correlate the psychological emotion that we felt with physiological response. For example, when we feel anxious, our heart will beat faster, when we feel scared, our legs will start to tremble, when we feel sad, our eyes will produce tears, etc.