When scientists are gathering information and data on natural selection, why is reproductive isolation regarded as the final stage of speciation? (1 point)

Even with exposure, the two species cannot have offspring.
Phenotypes look so different that the two species are not attracted.
The species are separated by geography and never occupy the same location.
The species has become infertile and can no longer reproduce.

Question

When scientists are gathering information and data on natural selection, why is reproductive isolation regarded as the final stage of speciation? (1 point)
 	
	Even with exposure, the two species cannot have offspring.
	Phenotypes look so different that the two species are not attracted.
	The species are separated by geography and never occupy the same location.
	The species has become infertile and can no longer reproduce.

anonymous · Answer

even with exposure, the two species can't have offspring.