Answer: <em>True.</em>
Controlling is a managerial functions which is considered to be an important function since it assists in checking the errors and thereby taking the corrective action, so the digression from the basics are minimized and goals of the company are accomplished in an adequate manner. Under modern concepts, control is known as a anticipative behavior whereas concept of control used earlier was only utilized when errors occurred.
Well since there no multiple choice I will tell you about the generation going now. Throughout history people have been expanding the use technology and a problem that this generation is using the resource given to you. So a concern that I suggest is the expansion of resources. Although some people don't use this because some families believe technology is not what "God" made so they don't bother to use and pushes this onto there kids.