Answer:
C. Species today descended with modifications from ancestral species.
Step-by-step explanation:
This answer that "Species today descended with modifications from ancestral species" presents image of evolution in totality, and not the procedures or steps of natural selection.
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Here, is the complete question.
In his book On the Origin of the Species, Charles Darwin described how species change over time. Which of the following is NOT part of his observations that describes the mechanisms of natural selection?
A. Organisms produce more offspring than can survive.
B. Disease and natural disaster will limit population growth.
C. Species today descended with modifications from ancestral species.
D. Organisms with advantages will survive and reproduce.