Which one of the following sequences was propsoed by Darwin and Wallace for organic evolution?

Options

A. Variations, natural selection, overproduction, constancy of population size
B. Overproduction, variations, constancy of population size, natural selection
C. Variations, constancy of population size, overproduction, natural selection
D. Overproduction, constancy of population size, variations, natural selection

Answer

B

Explanation

Though living organisms tend to multiply geometrically, the number of individuals of a species tend to remain constant over a long period of time. Out of heterogenous population (due to the variation) best adapted individuals are selected by nature.