Which two Connected Field Service options can you use?

A company sells and services clothing washing machines and dryers. The company uses Dynamics 365 Field Service.

You need to proactively monitor customer’s equipment to identify problems and maintenance needs.

Which two Connected Field Service options can you use? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.
A . Dynamics 365 Remote Assist integration
B . Dynamics 365 mobile app
C . Azure IoT Central
D . Azure IoT Hub

Answer: CD

Explanation:

Reference: https://docs.microsoft.com/en-us/dynamics365/field-service/connected-field-service