Answer the following question: Fact 1: Viruses cause many human diseases. Fact 2: Human diseases can be detected clinically. Given the two facts above, what can be detected clinically?

Possible answers:
(a). clinics
(b). viruses
(c). murmur
(d). ghosts
(e). anemia
(f). vampires
(g). harm
(h). sweating
Answer:
(b).