[Solved] Paternity uncertainty has been suggested as an explanation for the ____. A) increasing rate of extradyadic sex within the U.S. B) tendency for males to have greater erotic plasticity than females C) existence of homosexuality D) suppression of female sexuality Supportive Behaviors: Actions by individuals that express emotional or practical assistance to others. Situational Approach: A leadership model that suggests the most effective approach to leadership depends on the specific circumstances or context. Trait Approach: A theoretical framework in psychology that attributes patterns of behavior and personality to stable characteristics or traits within an individual. Fluid: Characterized by the ability to flow and adapt smoothly in various situations; often used to describe flexible thinking or variable structures.