Answer :
The audience learns a great deal about the setting of the play "Hamlet" from the opening lines of the first scene. We learn that the weather is cold, it is late at night and that the story takes place at a castle. The setting of the play helps to establish a dark, creepy and scary mood which is perfectly suitable for the start of a serious play like Hamlet.
A, B, D
The weather is cold,
It is late at night,
The story takes place at a castle