Your company has an application running on multiple Compute Engine instances. You need to ensure that the application can communicate with an on-premises service that requires high throughput via internal IPs, while minimizing latency. What should you do? 

Answer options:

A. Use OpenVPN to configure a VPN tunnel between the on-premises environment and Google Cloud.
B. Configure a direct peering connection between the on-premises environment and Google Cloud.
C. Use Cloud VPN to configure a VPN tunnel between the on-premises environment and Google Cloud.
D. Configure a Cloud Dedicated Interconnect connection between the on-premises environment and Google Cloud.

C

Reference - https://cloud.google.com/architecture/setting-up-private-access-to-cloud-apis-through-vpn-tunnels