Consider a Situation in Which an Offspring Helps Its Parents

Multiple Choice

Consider a situation in which an offspring helps its parents (degree of relatedness = 0.50) , who gain a fitness benefit of 10.According to Hamilton's rule, it would be adaptive for the offspring to help its parents when the fitness cost to the offspring performing the help is

A) less than 8.
B) less than 5.
C) equal to 7.
D) greater than 5.
E) greater than 10.