You can evaluate the narrator's state of mind as unreliable when he o says he is sane, but then describes how cleverly he hid the body,
describes his movements on the night of the murder
explains that he did not kill the old man for his money,
confesses that he is nervous in the beginning of the story

Aids is growing fastest in the poorest countries of africa. these nations don’t have enough doctors, medical labs, or money for medicine. a recent study showed that only a small percentage of hiv-infected children in africa are getting any medical treatment at all. what central idea is emphasized in both sources? the hiv/aids epidemic in africa is serious. the hiv/aids epidemic in south africa is serious. the hiv/aids epidemic among african children is serious. the hiv/aids epidemic among south african children is serious