
Explanation:
Box 1: Yes
Using virtual network integration enables your app to access:
Resources in the virtual network you're integrated with.
Resources in virtual networks peered to the virtual network your app is integrated with including global peering connections.
Box 2: No
Virtual network integration is used only to make outbound calls from your app into your virtual network Box 3: No There are some limitations with using virtual network integration: The feature isn't available for Isolated plan apps in an App Service Environment Reference: https://learn.microsoft.com/en-us/azure/app-service/overview-vnet-integration