What is the main purpose of the final sentence in the expert from Thomas Paine‘s common sense

Doug plans to end his adventure story by introducing a new character during the climax. the new character happens to be an experienced guide who will lead the protagonist down a treacherous mountain and into safety. explain the problem with his plan.

What is the italicized part in the sentence , all of the operators are efficient.

Part 7: the strange case of dr. jekyll and mahyuer commeresolutionpre-testactivea resolution isa struggle between opposing forcesa difficult event or situationthe message of a storythe end of a storysave and exit