You have a streaming pipeline that ingests data from Pub/Sub in production. You need to update this streaming pipeline with improved business logic. You need to ensure that the updated pipeline reprocesses the previous two days of delivered Pub/Sub messages. What should you do? (Choose two.)

A. Use the Pub/Sub subscription clear-retry-policy flag B. Use Pub/Sub Snapshot capture two days before the deployment. C. Create a new Pub/Sub subscription two days before the deployment. D. Use the Pub/Sub subscription retain-acked-messages flag. E. Use Pub/Sub Seek with a timestamp.