Answer: D. Control cabinet.
The motion mode setting of ABB industrial robots is carried out in the control cabinet.
ABB industrial robot is a common industrial automation equipment, its motion mode setting can be carried out through the control cabinet.
The control cabinet is the core control component of an industrial robot, which is responsible for receiving and executing robot programs and controlling and regulating the robot.
Various settings can be made on the control cabinet, such as motion mode setting, coordinate system setting, etc. Therefore, the answer is D. Control cabinet.