What is the correct method for adjusting an existing approval policy that is assigned?

A.
Edit the existing policy and update the policy version number.

B.
Copy the policy, edit the copy, and assign the new copy of the policy.

C.
Create a new policy, delete the old policy, then assign the new policy.

D.
Export the policy, edit in an XML editor, and import the policy.

Explanation:
Reference: https://pubs.vmware.com/vra-62/index.jsp?topic=%2Fcom.vmware.vra.tenant.administration.doc%
2FGUID-F6B95A7D-6A64-4DF4-BFC8-5A41C4C5EFA5.html