An organization's research department uses workstations in an air- gapped network. A competitor released products based on files that originated in the research department. Which of the following should management do to improve the security and confidentiality of the research files?

A.Implement multifactor authentication on the workstations

B.Configure removable media controls on the workstations

C.Install a web application firewall in the research department.

D.Install HIDS on each of the research workstations