Male zebra finches have brightly colored feathers and begin to sing at puberty. the females are duller in appearance and lack singing ability. the males use musical mating calls to compete with each other for female attention. since the females are primarily responsible for reproduction, they have to choose the most suitable males to mate with. this type of selection best illustrates the(a) social cognitive approach to gender development(b) social role theory of gender development(c) biological approach to gender development(d) evolutionary psychology approach to gender development