Answer:
None of the ss(-) RNA viruses have a 100% mortality rate as there are several factors that determine the severity of a viral infection, such as the health and immune status of the infected individual, the virulence of the specific virus strain, the availability and effectiveness of medical treatment, and other environmental factors.
Step-by-step explanation:
While rabies virus has a very high mortality rate (approaching 100% if left untreated), some people have survived with early and aggressive medical intervention, and survival rates have been improving with better awareness, vaccination, and treatment approaches.