You need to deploy a new instance, which will be used to conduct training for users for an indefinite period. You need to be able to deploy full copies of the production environment into this new What should you do?

You need to deploy a new instance, which will be used to conduct training for users for an indefinite period. You need to be able to deploy full copies of the production environment into this new What should you do?
A . Create a production instance in a new tenant
B . Create a trial in a new tenant
C . Create a production instance in the same tenant.
D . Create a sandbox instance in the same tenant.

Answer: D

Explanation:

https://technet.microsoft.com/en-us/library/dn722373.aspx