You are working with a customer that has had Primavera P6 running in a global instance for four years the customer has a

[answerhappygod]

You are working with a customer that has had Primavera P6 running in a global instance for four years the customer has asked you to come in and review the instance to identity opportunities for optimizing the system. As you look into the coding libraries, you see much duplication of project codes. You recommend that the customer come to consensus on the duplicate codes and values, and then eliminate the redundant codes.What functionality should you utilize to minimize the potential disruption to the user base?

A. Send out communication that the codes will be eliminated.
B. Eliminate the codes and manage usage issues by exception.
C. Document, usage of each code and value in filters and views.
D. Merge the codes rather than eliminating them.