Which of the following BEST describes running on a Linux system?

Which of the following BEST describes running on a Linux system?
A . Containers only need the namespaces functionally to run on a Linux system available since kernel 2.6.
B . Containers need a hypervisor to run a Linux system. Cgroups namespaces are functionalities used for the kernel but not for running containers.
C . Containers only need the cgroups functionality for running on a Linux system. Namespaces is not a Linux kernel functionality needed for creating and managing containers.
D . Containers use the cgroups and namespaces functionalities to isolate processes and assign hardware resources to each of those isolated processes.

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Answer: D