Imagine that it is discovered that men with green eyes tend to participate more in childrearing than men with blue eyes. Given what you know about parental investment, which of the following would you predict?

A. On average, parental investment for men with blue eyes will increase.
B. On average, parental investment for women paired with green-eyed partners will increase.
C. On average, men with green eyes tend to be more promiscuous.
D. On average, women develop a preference for men with green eyes.


Answer: D

Psychology

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