Which information is presented only in "lean, green, eco-machine"?

When comparing two sources it is 1) identify diction choices 2) use the same organizational strategy to aid comparison 3) examine both selections carefully 4) compare the voice of the authors asap

The two essential parts of the sentence are the: a: subject n verb b: subject n noun c: adjective n verb

(the black cat poem) where does the writer fail to support her points with evidence? what evidence from the story would you suggest adding to support these points?