A psychologist who has studied emotions with Paul Ekman for decades is going to present a summary of the research. Which title might this psychologist consider?

A) "Emotion as a Deviation"
B) "Emotion: Evolution's Big Mistake"
C) "Why Emotions Are Not Fully Developed in Humans"
D) "How Facial Expressions Communicate Emotions"

The instinct approach to motivation is the idea that motivation by humans is similar to that of animals.