Your company has decided to build a backup replica of their on-premises user authentication PostgreSQL database on Google Cloud Platform. The database is 4TB, a...

Your company has decided to build a backup replica of their on-premises user authentication PostgreSQL database on Google Cloud Platform. The database is 4TB, and large updates are frequent. Replication requires private address space communication.
Which networking approach should you use?

A. Google Cloud Dedicated Interconnect B. Google Cloud VPN connected to the data center network C. A NAT and TLS translation gateway installed on-premises D. A Google Compute Engine instance with a VPN server installed connected to the data center network