A company wants to host its applications on Azure using serverless components. They don’t want to manage the underlying infrastructure for the application. 
Which of the following could be used to implement a workflow that could be run on a serverless infrastructure?

Answer options:

A.Azure Logic Apps
B.Azure Service Bus
C.Azure Function App
D.Azure Storage

Answer – A 
The Microsoft documentation mentions the following. 

Option B is incorrect because this is used as a messaging service in Azure. 
Option C is incorrect because this is used to host functions in Azure. 
Option D is incorrect because this is used as a storage service in Azure. 
For more information on Azure Logic Apps, please visit the below URL- 

https://docs.microsoft.com/en-us/azure/logic-apps/logic-apps-overview