Fusobacterium necrophorum is isolated from a blood culture drawn from a patient with septic thrombophlebitis of the internal jugular vein and multiple lung nodules. Which of the following statements concerning this patient is correct?

A. The patient's prognosis is very poor, with a mortality rate greater than 90%, even if timely and appropriate antibiotics are administered.
B. The outcome of this disease is excellent, regardless of antibiotics and other treatments, and the mortality rate is often less than 1%.
C. Appropriate antibiotics and surgical drainage with debridement of infected tissues, as necessary, can aid in reducing patient mortality.
D. The patient should be monitored and not given antibiotics; this disease is due to a virus.