Which elements cause the catastrophe in act v, scene iii of romeo and juliet? check all that apply.

romeo mistakenly believes juliet is dead when he sees her lying in the tomb.
the prince scolds both the capulet and montague families for their behavior.
juliet acts rashly after she awakens and finds romeo's lifeless body next to her.
friar laurence does not reach romeo in time to tell him that juliet is alive.
romeo writes a letter to balthasar explaining his decision that he shows to the families.