Which of the following services is used to establish private network connections between virtual private clouds (VPCs) in different regions, or between VPCs and data centers?

Which of the following services is used to establish private network connections between virtual private clouds (VPCs) in different regions, or between VPCs and data centers?
A . CEN (Cloud Enterprise Network)
B . Express Connect
C . VPN Gateway
D . NAT Gateway

Answer: A

Explanation:

https://www.alibabacloud.com/help/doc-detail/59870.htm