Answer:
It is a mercy he didn't shake his arm off.
Explanation:
Though, admittedly, this is one of those rare times that I am not 100% confident with my response.
The resolution of the plot of a literary work. The denouement of Hamlet takes place after the catastrophe, with the stage littered with corpses. During the denouement Fortinbras makes an entrance and a speech, and Horatio speaks his sweet lines in praise of Hamlet.