A Doll's House (Bokmål: "Et dukkehjem" ; also translated as "A Doll House") is a three-act play written by Henrik Ibsen. It premiered at the Royal Theatre in Copenhagen, Denmark, on 21 December 1879, having been published earlier that month. The play is set in a Norwegian town circa 1879.

Can we draw the following conclusion?
Henrik Ibsen wrote 8 different plays.

OPT:
 1). Yes.
 2). It's impossible to say.
 3). No.
2).