The correct answer is option C
The stage of evolution represented by the middle finger must be imbibed by the letter ‘M’ in its name which depicts the “mutation”. In mutation a new gene is added to produce variation in the frequency. The other fingers depict the following stage of evolution:
a) Pointer finger depict the evolution caused by the movement of an individual or species into or out of the area. This finger represents gene flow.
b) The small finger represents the shrinking of population and thus represents the change in gene flow due to any mishappening or epidemic or calamity. This finger represent the small population
c) The ring finger represents the evolution caused by mating/sexual intercourse. This finger represent non random mating
d) The thumb represents the natural selection through adaption.
