Refer to the information provided in Figure 16.3 below to answer the question(s) that follow. 
Figure 16.3
-Refer to Figure 16.3. At 15 units of output there are external ________ per unit.
Definitions:
Pseudoscientific Theory
A theory that claims to be based on scientific principles but lacks empirical support, often failing to adhere to the scientific method or peer review.
Personality Traits
Characteristics and behaviors that define an individual's distinctive patterns of thinking, feeling, and acting.
Social-cognitive Perspective
A psychological perspective that emphasizes how people's thoughts, beliefs, and interpretations of social situations affect their behavior and attitudes.
Psychological Perspectives
Various approaches within psychology to understand human behavior and mental processes, including cognitive, behavioral, and psychodynamic perspectives.
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