What is an example of a “red herring” in the movie Detective Pikachu.

The first act of Detective Pikachu shines as a silly but on point parody of noir tropes, and it should have committed to that tone for the whole film.When Detective Pikachu was first announced, the bizarre mishmash of tones seemed to be a genuine strength for the film. Blending the cute creatures of the Pokemon universe with the typical trappings of noir would help the movie stand out in an increasingly crowded field of blockbusters. And for the first third of its runtime, Detective Pikachu thrives on the absurdity of seeing a Pikachu trying to be a detective.

your awnser would be b.