In edgar allan poe’s “the raven,” the speaker’s responses to the raven change as the poem progresses. why does the speaker become so angry with the raven? the raven replies, “nevermore,” when the speaker asks if he will see lenore in heaven. the raven refuses to stop tapping at the bust of pallas. the raven refuses to the speaker understand why lenore is gone. the raven flies out of the house without answering all the speaker’s questions.

- "the basic difference between keywords and subjects is that subjects (or "subject headings") have been predetermined, while keywords have not. a keyword is an easy place to start because you can use any word that seems to fit your search; this is called "natural language" searching."

michael’s company should invest in the updating of every section as well as data and processes technology and software. through the analysis of the manufacturing process, the company can take a clear approach towards the best way to improve not only the process but also de final result. some of the main problems that manufacturing companies face are the waste of material due to disorganized processes and the lack of real-time process checkings. this can be solved with specific software and machines that can turn paperwork into the digital era and that will reduce the time employees take on that, being this time better apply to control the production process and communication among different sectors of the company, the product will be made in shorter time with better quality and more profit