I can’t remember the last time [when we traveled together] What type of clause is this?

The verb in the sentence is in what voice

Which best defines a literary stereotype and its purpose in literary? a- a literary stereotype is a term used interchangeably with prejudice.b- a literary stereotypes creates conflict and contrast how a character may seem with who a character really is. c- a literary stereotypes has no purpose in literary in literary expect to reveal prejudice and express the views of an antagonist. d- a literary stereotype is a way for the writer to indicate whether a character is good or evil, a protagonist or an antagonist.

Ais a group of individuals of the same that exist in the same place at the same time