Sexual and asexual reproduction can both offer distinct advantages under certain circumstances. In which of the following situations would asexual reproduction be disadvantageous?

A)Decomposers discover a dolphin carcass that had recently drifted to the ocean floor.
B)A persistently cooling climate results in a significant increase in average winter snow depth.
C)A cut breaches the defensive ability of the skin and infectious pathogens invade the injury.
D)Coastal currents, water temperature, nutrient concentrations, and light intensity temporarily combine to produce ideal growth conditions for marine phytoplankton.