A company assigned a tablet PC to each of its sales employees to support their tasks in the field. The sales employees are located in multiple offices and some work remotely. Management would like to monitor the locations of each of these devices. Which of the following would be the MOST efficient option to provide management this information?
A. Require all employees to keep their work location current
B. Inform an asset management tracking system
C. Enable geo-tagging
D. Enable GPS tracking