Which Statement Concerning Pathogen-Associated Molecular Patterns (PAMPS) Is FALSE

Which statement concerning pathogen-associated molecular patterns (PAMPS) is FALSE?

A) They are features of pathogens recognized by animal cells.
B) They trigger activation of phagocytes.
C) They react with specific receptors on host cells.
D) They are found on all microbes except viruses.
E) The peptidoglycan of gram-positive bacteria is an example.