Which of the following is NOT a difference about building an application for a mobile device, comparing to an application for a full$-$size lap$-$top or desk$-$top computers?

Mobile apps are much narrower in scope.

Cloud$-$based data services provide access to data in near real$-$time, from virtually anywhere.

Mobile apps should be built for low$-$power CPUs, minimizing battery consumptions, and supporting touchscreens.

Mobile apps should be built for effective use of GPS$,$ gyroscopes, and cameras.

All of the above are differences about building an application for a mobile device, comparing to an application for a f size lap$-$top or desk$-$top computers