What should you do?

You are managing a small Cloud SQL instance for developers to do testing. The instance is not critical and has a recovery point objective (RPO) of several days. You want to minimize ongoing costs for this instance.

What should you do?
A . Take no backups, and turn off transaction log retention.
B . Take one manual backup per day, and turn off transaction log retention.
C . Turn on automated backup, and turn off transaction log retention.
D . Turn on automated backup, and turn on transaction log retention.

Answer: C

Explanation:

https://cloud.google.com/sql/docs/mysql/backup-recovery/backups