I would say the opening of the play displays dramatic irony. When they are talking about the two households they say something a long the lines of "with their death bury their parents strife" which means only when Juliet and Romeo died did the to households stop fighting. I would say this is dramatic irony because the audience knows that something will happen but the characters do not.
The answer is HIV. Hiv or human immunodeficiency is a virus that can weaken the body's immune system. Infection with HIV causes a life-threatening illness called AIDS also as immunodeficiency syndrome.
