Solved by verified expert:The shell is arguably the most important part of Linux. Many Linux administrators work entirely in the shell, type all commands rather than pointing and clicking, without ever using a graphical user interface (GUI). Linux offers many different shells and each shell is designed for a different purpose.Identify four (4) common shells.For each shell identified, provide scenarios where that shell might be appropriate to use.In preparing your response, include at least one source from professional or academic literature—such as articles from peer-reviewed journals and relevant textbooks. only one page is required.