Respuesta :
Female birds mate with the males who build the best nest is the example of option b. sexual selection.
Sexual selection is a mode of natural selection in which one sex members choose the mate with the member of the other sex for mating.
- These members of the biological sex prefer opposite sex members for species-specific characteristics in individuals of the other sex such as best building nest in birds.
- Other male birds compete with members of the same sex to get selected by members of the female birds in this instance.
Thus, the correct answer is option b. sexual selection as female birds prefers species-specific traits to select their mating partner by best nest building by males.
Learn more about sexual selection:
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