Answer:
ОА.
Nora slamming a door
Explanation:
A Doll's House is a literary book which talks about the life of Nora and her husband and kids and how she abandons them in the end. The book ends with Nora slamming the door on her way out as she turns her back on her family.
Therefore, the final "gesture" at the end of A Doll's House is Nora slamming a door.
