When Examining a Child with AD You Notice Excoriation of the Rash

When examining a child with AD you notice excoriation of the rash. Your main concern should be the following:

A) Child has been playing with a cat with sharp claws.
B) Parents have been neglectful in keeping the child's fingernails short.
C) Child has a bacterial superinfection.
D) Child needs to be taking an antihistamine.