Answer:
A. Robotic technology and computers
Step-by-step explanation:
A substitute is a replacement of a good or a service that meets the same need or produces similar result. With regard to labor in production of pickups, your answer will depend on what can perform the task of human labor and achieve the same or better result . This would be robotic technology and computers. They would replace repetitive manual assembly tasks and increase productivity while reducing the costs to pickup trucks manufacturers.