What approach should be implemented to achieve this solution?

Universal Containers wishes to maintain Lead data from Leads even after they are deleted and cleared from the Recycle Bin.

What approach should be implemented to achieve this solution?
A . Use a Lead standard report and filter on the IsDeleted standard field.
B . Use a Converted Lead report to display data on Leads that have been deleted.
C . Query Salesforce with the queryAll API method or using the ALL ROWS SOQL keywords.
D . Send data to a Data Warehouse and mark Leads as deleted in that system.

Answer: D