Industrial melanism as observed in peppered moth proves that

Options

(a) the melanic form of the moth has no selective advantage over lighter form in industrial area
(b) the lighter-form moth has no selective advantage either in polluted industrial area or non-polluted area
(c) melanism is a pollution-generated feature
(d) the true black melanic forms arise by a recurring random mutation

Correct Answer:

the true black melanic forms arise by a recurring random mutation

Explanation:

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