Which of the Following Is True for Information Systems and IT

Which of the following is true for information systems and IT infrastructure?

A) The IS department is responsible for systems development while the IT department is responsible for creating and adapting IT infrastructure.
B) The IT department is responsible for specifying standard computer systems and configurations that the IS department will support.
C) Email systems, VPNs, company blogs, and SharePoint sites are IS-based infrastructure.
D) An organization's IS and IT systems are support systems and do not have any impact on the company's bottom line.