Question

multiple choice question
smartphones owe much of their popularity and computing flexibility to ___.
o keyboards
o operating systems
o drivers
o apps (applications)

Explanation:

Operating systems manage a smartphone's hardware and software resources, enabling its functionality and flexibility. They allow apps to run and interact with the device, which is crucial for popularity. Keyboards are input - devices, drivers are for hardware - software communication, and apps rely on the operating system to function.

Answer:

B. operating systems