Biology

The correct answer is: B.Sympatric speciation

Explanation:

In Lake Victoria and other Rift Valley lakes, cichlid fish have diversified into numerous species within the same geographic area. Despite living in the same lake, these fish have evolved into different species due to factors such as different ecological niches, mating preferences, or behaviors. There is no geographic barrier separating them, so they are able to evolve into separate species while coexisting i...