In the Lab, a Dense Mixture of the Above Patient's

Multiple Choice

In the lab, a dense mixture of the above patient's isolate with plasma on a slide shows clumping. This test correlates with which early process in the pathogenesis of acute endocarditis in a healthy heart?

A) Binding to fibronectin
B) Binding to fibrinogen
C) Triggering fibrin production
D) Binding of protein A
E) Superantigen activity