In what way might a mobile device itself supply data to the mobile application?

In what way might a mobile device itself supply data to the mobile application?
A . By providing location information by using its geolocation capability
B . By gathering input from the user
C . By communicating with a backend system
D . By connecting to another device

Answer: A

Explanation:

A is correct since this information is coming from the device itself.

B, C, and D all get the information from a source other than the device.