Which of the following statements is/are true about Cloud Spanner offered by Google Cloud Plat-form.

Cloud Spanner:

Fully managed relational database with unlimited scale, strong consistency, and up to 99.999% availability.

- Get all the benefits of relational semantics and SQL with unlimited scale

- Start at any size and scale with no limits as your needs grow

- Enjoy high availability with zero scheduled downtime and online schema changes

- Deliver high-performance transactions with strong consistency across regions and continents

- Focus on innovation, eliminating manual tasks with capabilities like automatic sharding.