If Technological Breakthroughs Increase the Feasibility and Attractiveness of Fuel

Multiple Choice

If technological breakthroughs increase the feasibility and attractiveness of fuel cells as a means of propulsion for vehicles,the profits that can be earned from the developers of the fuel cell technology will be limited by:

A) The greater environmental attractiveness of battery-powered electric vehicles
B) The dependence of fuel cell technology on specialized investments by auto makers in designing new cars and fuel suppliers in supplying hydrogen refueling facilities
C) The likely ineffectiveness of patents relating to fuel cells
D) Lack of interest in vehicle owners in fuel cell technology