What should you use?

You have an Azure loT hub named hub1 and five IoT devices. The loT devices connect to hub1 and send data that is formatted by using a proprietary binary format. You need to convert the data to JSON before the data is sent to a downstream service. The solution must minimize administrative effort.

What should you use?
A . an Azure Service Bus trigger
B. a message enrichment
C. an Azure loT Central application
D. an Azure function

Answer: A