QUESTION 4 A medium-sized highway construction company CST has chosen to constrain its investment in computing resources to laptop and desktop computers and the necessary networking hardware and software to access the Intemet efficiently. All of CSTs data is to be stored off-site through an Intemet-enabled storage provider that is used by many different companies and organizations. The service model employed for the data storage capability of only CST is: a)laaS O b) Paas O c) SaaS d) None of these