Activation of the complement cascade plays an important role in host defense by all of the following EXCEPT:

A. working via the classical pathway, together with antibody, to induce bacteriolysis.

B. mediating bacteriolysis directly, via the alternative pathway, in the absence of specific antibody.

C. facilitating phagocytosis by generating opsonins

D. attracting phagocytes to the site of an infection by generating chemotaxins.

E. enhancing the generation of reactive oxygen intermediates