Answer:
The extendt the plot is driven is madness. and the extent the plot is propelled by is macabre
Explanation:
So the narrator is basically explaining how he belives that a blaackat is evil or how the black cat is scary and evil the narrorator feels as if the black cat is a saint of some sort
A rhythm makes a poem what a poem is. Without rhythm than your poem whould be sloppy and unreadable. The effect it has on a poem is that it makes it readable and interesting. Hope that helped