Which advanced parameter should be applied to the virtual machines?

An administrator has recently audited the environment and found numerous virtual machines with sensitive data written to the configuration files.
To prevent this in the future, which advanced parameter should be applied to the virtual machines?
A. isolation.tools.setinfo.disable = true
B. isolation.tools.setinfo.enable = true
C. isolation.tools.setinfo.disable = false
D. isolation.tools.setinfo.enable = false