Nitrifying Thaumarchaeota can outcompete nitrifying bacteria in acidic environments because Thaumarchaeota

A) are well-adapted to high salinity and extreme UV irradiation.
B) are well-adapted to temperature extremes.
C) are well-adapted to very low NH₃ concentrations.
D) have very resistant specialized cells that survive long periods of dehydration and nutrient starvation.