The theory of natural selection made the idea of organic evolution acceptable to the majority of the scientific world.

A The world’s scientist accepted the idea of organic evolution more rapidly than the concept of natural selection.

B Without the theory of natural selection to support it, no scientists would ever have approved the theory of organic evolution.

C On the whole, the scientific world approved the concept of organic evolution once the theory of natural selection had been postulated.

D It was only after the introduction of the theory of natural selection that scientists paid any attention to the idea of organic evolution.