You just discovered a new virus. This virus infects heart muscle, where it causes inflammation. This virus has a very high mutation rate. Which of the following is the best strategy for finding a treatment for this virus?

A) Develop a drug that blocks the host's ribosomes, which the virus uses to produce its proteins.
B) Encourage infected individuals to engage in heart- strengthening exercise.
C) Identify the receptor this virus uses and develop an antibody against that receptor.
D) Develop a vaccine from living viruses.