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How can you modify the architecture of an application currently using Cloud SQL for PostgreSQL to achieve sub-millisecond query latency in response to user complaints about slow performance?
A
Configure Firestore, and modify your application to offload queries.
B
Configure Bigtable, and modify your application to offload queries.
C
Configure Cloud SQL for PostgreSQL read replicas to offload queries.
D
Configure Memorystore, and modify your application to offload queries.