Which statement best describes a data warehouse vs a data lake in healthcare IT?

Which statement best describes a data warehouse vs a data lake in healthcare IT?

• A. A data lake stores structured data for reporting; a data warehouse stores raw data for analytics.
• B. Data warehouse stores raw data for analytics.
• C. Both store only structured data but in different formats.
• D. A data warehouse stores structured data for reporting; a data lake stores raw data for analytics and research.

Answer: (D)