GCP (Google Cloud Platform) fundamentals sample question with answer 40

Question:
You are a large bank deploying an online banking service to Google Cloud. The service needs high volume access to mainframe data on-premises. Which connectivity option would likely be most suitable?

1. Cloud Interconnect
2. VPN
3. HTTPS
4. Peering

Answer:
A - this answer is correct, because Cloud Interconnect provides high bandwidth and low latency. It does need encryption at the application level