Recent studies on the effect of genetic relatedness on helping behavior have demonstrated that __________.
A) individuals help relatives more than friends and mates only when the cost of the help is very high
B) individuals help relatives more than friends and mates only when the cost of the help is very low
C) individuals are more altruistic to non-relatives than relatives, due to fear of retribution
D) individuals are most altruistic to relatives who are sickly or in need of much help
Correct Answer:
Verified
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A) more
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A) birth order
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A) how much
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