this is a discussion and needed with apa citations in 500 words

(a.) Why can an IT governance archetype be good for one type of IS decision but not for another?

(b.) When does cloud computing make sense for a large corporation that already has an IS organization? Give an example of when cloud computing might make sense for a start-up company.

(c.) Does a captive center resolve the concerns managers have about outsourcing to a third vendor? Why or why not?