*Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

Many industries today use highly automated vehicles. They can drive with almost no human intervention.

A. Although many industries today use many automated vehicles, they can drive without human intervention. 

B. Many industries today use highly automated vehicles which can drive with almost no human intervention. 

C. With almost no human intervention, many industries today can run highly automated vehicles. 

D. When vehicles are highly automated in many industries, humans do not have to intervene in their operation.