Industrialization has knit the world together -not just in having wrought profound technological change, but also in the consequences, both economic and social, of that change. Industrialization allowed for the mechanization of Euro-American societies and the mass production of commodities and finished goods. At the same time, industrialization facilitated the destruction of local environments all over the world with pollution and resource depletion. Industrialization also provided the means by which Europeans, Americans, and the Japanese dominated cultures and societies around the globe through both formal and informal imperialism. As a result, the "progress" of the nineteenth century should be viewed globally, with truly global consequences that still challenge the planet and its peoples.
The demonstrative discourse is one that shows how a certain situation happened and what was the result, or that shows how a certain element works. This speech can be seen in the text shown in the question above, since the narrator demonstrates what Bod's mission was, how he accomplished it and the result he obtained.
The claim is usually defined as your belief, like what you think it is. Example: I believe that all spiders are bad, but on the other hand... something like this i think. I hope this helps you.