Which of the following best describes mobile computing?

The ability to structure and exchange massive amounts of data, to make sense of that data to drive decisions, and even to apply data to deliver products or services.

The ability to reach previously unattainable levels of speed and agility in operations with improved quality levels that have the potential to drive productivity to new levels.

The ability to change the basic economics of the job shop operating environment, enabling highly specific machining on site quickly and at low cost.

The ability to give each individual a demand and distribution channel through the widespread adoption of smartphones.

The ability to rapidly connect billions of devices to the Internet, offering the best chance to move nearer to real$-$time data on everything within the supply chain.