hard20 pts · first answer countsdata-qualityroot-cause-analysis

Duplicate customer records

Duplicate customer records are causing wrong reports. What is the best long-term fix?

A.Run a one-time clean-up and move onB.Add a report filter that hides duplicatesC.Ask report users to remove duplicates manually each monthD.Find where duplicates enter, add matching and validation at entry, assign data ownership and governance, then clean the existing data

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Duplicate customer records

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