NO.15

A. Create a Memorystore instance with a high availability (HA) configuration
B. Write votes to a Pub Sub topic and have Cloud Functions subscribe to it and write votes to BigQuery
C. Write votes to a Pub/Sub topic and toad into both Bigtable and BigQuery via a Dataflow pipeline Query Bigtable for real-time results and BigQuery for later analysis Shutdown the Bigtable instance when voting concludes
Answer: C
D. Create a Cloud SQL for PostgreSQL database with high availability (HA) configuration and multiple read replicas