How did cast iron and steel affect architecture in the late19th century?How does Louis Sullivan reflect truly modern architecture?How did Rodin impact later generations of sculptors?What was the Arts and Crafts Movement?In what way do the ideals of Symbolism continue and amplifythose of Romanticism? Use examples to support your essay.Describe the various types of architecture constructedduring the end of the nineteenth century. Give an example of each. How didthese styles reflect this century?