Which detail from Through the Looking-Glass by Lewis Carroll points to the theme that a person’s path in life is already set? Alice learns she is having a dinner party with guests whom she did not invite.
The Red Queen sings a lullaby, and both queens fall asleep and snore.
The Red Queen shrinks to the size of a doll and runs around the table.

Alice learns she is having a dinner party with guests whom she did not invite.

Explanation:

Through the Looking-Glass, and What Alice Found There is a novel written by Lewis Carroll as the sequel to Alice's Adventures in Wonderland.

The detail that points to the theme that a person's path in life is already set is Alice learning that she is having a dinner party with guests whom she did not invite. We want to control all things that happen in our lives, but this detail shows us that sometimes it can't be like that. Some things are out of our control - they are already set and will happen no matter what our wishes are. That's why Alice has dinner with guests she didn't invite.

there is no excerpt.

put the excerpt in the comments and ill answer.