By definition, a sympatric speciation is a biological process wherein the evolution of a certain species most likely comes from their single ancestral species. Its main difference from the allopatric speciation is that the evolution does not necessary require to be physical in nature, therefore, it is most likely to occur less frequent.
I think that the answer would be C
Answer:
Nicholas Steno
Explanation:
Nicholas Steno who was a Catholic priest establish relationship between sedimentary rock layers otherwise called stratigraphy.
Stratigraphy is a branch of geology that deals with the study of rock layers. He established theoretical law of stratigraphy by introducing law of superimposition, principle of original horizontality and the principle of lateral continuity in 1669 work of fossilization of organic matter sediments.
