Complement is a series of impoant host proteins which provide protection from invasion by foreign microorganisms. Which one of the following statements best describes complement?
A
Complement inhibits phagocytosis
B
Microorganisms agglutinate in the presence of complement but do not lyse
C
Complement plays a minor role in the inflammatory response
D
Complement protects the host from pneumococcal and Haemophilus infection through complement components C1, C2, and C4