You have an Azure subscription that contains a virtual network. You plan to deploy an Azure VPN gateway and 90 Site-to-Site VPN connections. The solution must m...

You have an Azure subscription that contains a virtual network.
You plan to deploy an Azure VPN gateway and 90 Site-to-Site VPN connections. The solution must meet the following requirements:
• Ensure that the Site-to-Site VPN connections remain available if an Azure datacenter fails.
• Minimize costs.
Which gateway SKU should you specify?

A. VpnGw1AZ B. VpnGw2AZ C. VpnGw4AZ D. VpnGw5AZ