Which of the Following Statements About Reciprocal Altruism Is Most

question 102

Multiple Choice

Which of the following statements about reciprocal altruism is most accurate?

• A) Reciprocal altruism is a strictly human phenomenon and observed only in mature adults.
• B) Reciprocal altruism is a strictly human phenomenon that has been observed throughout the lifespan.
• C) Reciprocal altruism occurs in humans and nonhuman primates but not in nonprimate animals.
• D) Reciprocal altruism has been demonstrated in nonhuman primates as well as nonprimate animals.

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Definitions:

Perceptual Constancy

A psychological phenomenon in which the perception of an object remains unchanged despite variations in its presentation or viewing conditions such as lighting, angle, or distance.

Proximal Stimuli

The stimuli that directly interact with the senses, as opposed to distal stimuli which are objects and events in the environment that provide information for the proximal stimuli.

Distal Stimuli

Objects or events in the external world that provide the basis for the perception of our immediate environment, as opposed to the sensory inputs that they generate.

Detectable Input

A level of stimulus that is sufficient to be noticed or detected by the sensory systems.