HTML allows you to link to multiple style sheets in the same web document, using the attribute of the link element to specify which type of device should use each style sheet.

Need asap write a short paper describing the history and differences between six sigma, waterfall, agile, and scrum models. understanding these models can give you a good idea of how diverse and interesting it development projects can be. describe what the rationale for them is and describe their key features. describe the history behind their development. at least 400 words