What's does show don't tell mean

Show, don't tell” is a writing technique that allows the reader to experience expository details of the story through actions, sensory details, words, or the expression of characters' emotions, as opposed to through the author's own description of events.

they are all talking about chocolate (next time you post a question with "which" post the choices too)

to eliminate ambiguous remote or broad reference it is necessary to focus on anaphoric reference. by definition "anaphoric reference means that a word in a text refers back to other ideas in the text for its meaning." the references should be clear and leave no room for ambiguity.

in the first case the pronoun it probably refers to the car but it has not been mentioned before so we should replace it for the car. in doing so the statement becomes clear.

in sentence number   two   the pronoun he refers to charles dickens the author. yet, the first half of the sentence is about the book a tale of two cities. to repair this it would be better to rephrase the first half : after i read   a tale of two cities by dickens, he so as to remove the remote reference.