Concerning technological innovation, the development that would most likely surprise Henry Ford are robots operating assembly lines in many industries.
Henry Ford was an American industrialist, the founder of the Ford Motor Company, and the sponsor of the development of the assembly line technique of mass production.
The correct answer between all the choices given is the second choice or letter B. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.