This paper is done in 4 chapters: introduction, literature review, conclusion and discussion. I have already completed roughly 5 pages but I need a total of 25 (no images and not counting reference pages).This paper is done in 4 chapters: introduction, literature review, conclusion and discussion. I have already completed roughly 5 pages but I need a total of 25 (no images and not counting reference pages).This paper is done in 4 chapters: introduction, literature review, conclusion and discussion. I have already completed roughly 5 pages but I need a total of 25 (no images and not counting reference pages).This paper is done in 4 chapters: introduction, literature review, conclusion and discussion. I have already completed roughly 5 pages but I need a total of 25 (no images and not counting reference pages).