what virtualization - provisioning tool automates the installation of virtual machines from a specified…

what virtualization - provisioning tool automates the installation of virtual machines from a specified configuration file?\nopenvz\nvagrant\ndocker\nlxc
Answer
Brief Explanations:
Vagrant is a virtualization - provisioning tool that can automate the installation of virtual machines from a specified configuration file. OpenVZ, Docker, and LXC have different primary functions and are not mainly known for this specific automated installation from a config file feature.
Answer:
B. Vagrant