Answer: III - Dark heat absorbing coloration of a reptile
Explanation:
Reptile possessing a skin pigment that enables them to absorb heat from the environment.
Note that the Light coloration of a peppered moth is due to evading predation NOT acquiring energy.
Also, the FANGS AND CLAWS of lion are adaptations for predation NOT acquiring energy.
So, the "dark heat absorbing coloration of a reptile" is the answer