Which of the following statements BEST describes an opportunistic infection (OI)?
AOIs are common only to people with healthy immune systems.
BOIs are more frequent in the earlier stages of HIV.
COIs are the common cause of death of people with HIV/AIDS.
DOIs can be deadly to perfectly healthy people.
AOIs are common only to people with healthy immune systems.
BOIs are more frequent in the earlier stages of HIV.
COIs are the common cause of death of people with HIV/AIDS.
DOIs can be deadly to perfectly healthy people.