You are studying a newly identified infectious disease within a population. Think of the typical graph of the course of infection--incubation period through to convalescent period. The new disease reveals a course of infection characterized by fluctuating symptoms, with intermittent periods of invasion (acute period) between prodromal periods. The whole course of infection occurs over a period of months or even years. Based upon the information presented, select the statement that most accurately reflects this new infectious disease.
A. The host has immune problems and this is the typical course of a disease for that population.
B. Viral infections always present with this type of disease course.
C. This infectious disease exhibits latency.
D. This is not an infectious disease at all.
Answer: C
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