An energy company is required to report the average pressure of natural gas used over the past quarter. A PLC sends data to a historian server that creates the required reports.
Which of the following historian server __cpLocations will allow the business to get the required reports in an ׀׀¢ and IT environment?

A. In the environment, use a VPN from the IT environment into the ׀׀¢ environment. B. In the environment, allow IT traffic into the ׀׀¢ environment. C. In the IT environment, allow PLCs to send data from the ׀׀¢ environment to the IT environment. D. Use a screened subnet between the ׀׀¢ and IT environments.