Which Statement Is False

Which statement is false?

A) Phagocytes can move both within blood vessels and outside blood vessels.
B) In their innate defense role, natural killer cells lyse cancerous cells and virus-infected cells.
C) Phagocytes engulf and then kill pathogens using defensins, reactive oxygen-containing molecules, and nitric oxide.
D) Defensins attach to the surface of a pathogen, which helps phagocytes destroy the pathogen.
E) Interacting with adaptive defense mechanisms, natural killer cells lyse antibody-labeled target cells.