Write a five hundred word essay answering all the questions about the three scenarios. Be sure to discuss the creditworthiness of each person, as listed below.

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

Who needs to approve a change before it is initiated? (select two.) -change board -client or end user -ceo -personnel manager -project manager

Which argument is not a valid filter? does not equal this quarter filter by cell color all of these are valid filter arguments.