Four of the Following Statements Correctly Describe Lichens

Four of the following statements correctly describe lichens. Which statement is the exception?​

A) ​They inhabit harsh environments.
B) ​They contain a club fungus.
C) ​They may have proceeded the evolution of land plants.
D) ​They may be a mutualism between and alga and a fungus.
E) ​They can contain cyanobacteria.