B: Social Media Platform:
* Social media applications require quick retrieval of user profiles based on unique IDs.
* The key-value model supports fast lookups and simple data associations, ideal for user-centric data.
* The flexibility of storing user attributes in a single document enhances performance and scalability.
Why the other options are incorrect:
* A. Complex analytical queries:Relational or analytical databases are better suited.
* C. Financial systems:Require ACID compliance and complex joins, not suitable for key-value models.
* D. Content management:Typically requires a more structured approach, better handled by document databases.
* E. ERP systems:Need relational integrity and complex schema support.