No special skills are required of the user who interfaces with the computer using natural language

Within the relevant range of activity, the behavior of total costs is assumed to be

a) curvilinear and upward sloping. b) linear and upward sloping. c) linear to a point and then level off. d) linear and downward sloping.

Fulfill your responsibility to keep the meeting on track, moving toward the _________________

a. next meeting b. achievement of the purpose c. quick conclusion d. opportunity for questions