A team needs to deploy a web application on Azure using the Azure Web App service. The following are required- Send telemetry about the web application to Azure.
Scale the web application based on the status of availability-tests for the web application.
Which of the following would you use for the storage of telemetry data?

Answer options:

A.Azure storage accounts
B.Azure Application Insights
C.Azure Logic Apps
D.Azure Boards

Answer – B 
You can use Azure Application Insights to store the telemetry data. 
This is also given in the Microsoft documentation. 

Since this is clearly mentioned, all other options are incorrect. 
For more information on an example on using Application Insights for you’re a web application, please visit the following URL- 

https://docs.microsoft.com/en-us/azure/azure-monitor/app/asp-net