A cytokine storm, or hypercytokinemia, is a condition where cytokines are released that trigger the ...

A cytokine storm, or hypercytokinemia, is a condition where cytokines are released that trigger the release of other cytokines to develop a positive feedback loop
 
  It is thought that the 19171918 Influenza pandemic induced a cytokine storm in its victims. Which of the following mechanisms would be BEST to stop the positive feedback loop created by a cytokine storm?
 
  A. The use of soluble antagonists to bind soluble cytokines
  B. The use of soluble antagonists to bind membrane-bound cytokine receptors
  C. Infecting the patient with other viruses that are known to target and kill immune cells
  D. Treating the patient with drugs that kill all immune cells
  E. Nothing can be done for the patient.