A DevOps team is building resource manager templates that can be used to set up multiple environments in Azure. The team is making a template. This can be used to deploy an Azure SQL Server along with an Azure SQL Database on the server. A snippet of the template is given below- 

Which of the following would go into Slot 1?

Answer options:

A.resources
B.child
C.dependsOn
D.properties

Answer – A 
Here we have the child resources section for the database itself. 
This is also given as an example in the Microsoft documentation. 

Since this is clearly mentioned in the Microsoft documentation, all other options are incorrect. 
For more information on specifying resource dependency, please refer to the following link- 

https://docs.microsoft.com/en-us/azure/azure-resource-manager/templates/define-resource-dependency