An HIV-positive patient with a CD4+ count of 47 presents with diarrhea. Acidfast structures are found in the stool. From this finding, which of the following is true?

  •   Infection could have been prevented by avoiding cat feces and undercooked or raw meat
  •   If treated with antibiotics, the infection should resolve in 3-6 days
  •  Even with the best treatment, the infection may be unrelenting
  •   Infection will resolve only with a combination of antituberculous drugs, and then it may take weeks
  •   Infection is short lasting and self-resolving and requires no treatment