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Your company is developing a smart retail store that uses Azure AI Vision Spatial Analysis to monitor customer movement and detect presence. You need to set up the system to track the number of people entering and exiting the store. Which of the following configurations should you use?
A
Set up a single camera at the entrance of the store and use the 'personcount' event type.
B
Place multiple cameras throughout the store and use the 'personcount' event type for each camera.
C
Use a single camera at the entrance and use the 'motion' event type to detect movement.
D
Place multiple cameras at different locations in the store and use the 'personcount' event type for the entrance camera only.