Which of These Is Not a Special Adaptation for Survival

Which of these is not a special adaptation for survival in the desert?

A) Many desert plants have special stems that store water.
B) Many desert plants have thin epidermal layers on their leaves,to conserve water.
C) Many desert animals are nocturnal and only come out at in the evenings.
D) Many desert animals burrow and spend much time in tunnels undergrounD.
E) Many desert plants have lost their leaves and do photosynthesis in their stems.