How can the Community Cloud consultant meet these requirements?

A company recently launched its first Lightning Community using the Partner Central Template. Due to the success of the Community, other business units are now interested in replicating the Community and making a few changes.

How can the Community Cloud consultant meet these requirements? Select one or more of the following:
A . Create a change set to include the changes from the first Lightning Community and create new Communities using that change set
B . Use the Partner Central Template and repeat all of the setup steps for each cloned Community
C . Export the new Lightning Community as a template and create new Communities using the exported template
D . Create new Communities using the Build Your Own template and repeat all set up steps that each cloned Community

Answer: C