A set of automation scripts work with no issue from a local machine, but an experiment needs to take place with a new pa

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A set of automation scripts work with no issue from a local machine, but an experiment needs to take place with a new package found online.
How is this new package isolated from the main code base?

A. Add the new package to your requirements.txt file.
B. Create a new virtual machine and perform a pip install of the new package.
C. Perform a pip install of the new package when logged into your local machine as root.
D. Create a new virtual environment and perform a pip install of the new package.