Which describes the difference between a secondary infection and a superinfection?
a. A secondary infection is a type of superinfection that develops when antibiotics are not given.
b. A superinfection is a secondary infection caused by a different pathogen.
c. A secondary infection is a consequence of antibiotic treatment, whereas a superinfection occurs without antibiotic treatment.
d. A superinfection is an infection that occurs on top of an existing infection, whereas a secondary infection arises after recovery from the primary infection.