Industrial melanism as observed in peppered moth proves that

Options

A. The true black melanic forms arise by a recurring random mutation
B. The melanic form of the moth has no selective advantage over lighter form in industrial area
C. The lighter-form moth has no selective advantage either in polluted industrial area or non-polluted area
D. Melanism is a pollution-generated feature

Answer

A

Explanation

Industrial melanism is a term used to describe the evolutionary process in which darker individuals come to predominate over lighter individuals since the industrial revolution as a result of natural selection .This black melanic form arose by a recurring random mutation, but its phenotypic appearance had a strong selective advantage in industrial areas.